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c++ source #1
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Intel asm syntax
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Debug intrinsics
Compiler
6502-c++ 11.1.0
ARM GCC 10.2.0
ARM GCC 10.3.0
ARM GCC 10.4.0
ARM GCC 10.5.0
ARM GCC 11.1.0
ARM GCC 11.2.0
ARM GCC 11.3.0
ARM GCC 11.4.0
ARM GCC 12.1.0
ARM GCC 12.2.0
ARM GCC 12.3.0
ARM GCC 12.4.0
ARM GCC 12.5.0
ARM GCC 13.1.0
ARM GCC 13.2.0
ARM GCC 13.2.0 (unknown-eabi)
ARM GCC 13.3.0
ARM GCC 13.3.0 (unknown-eabi)
ARM GCC 13.4.0
ARM GCC 13.4.0 (unknown-eabi)
ARM GCC 14.1.0
ARM GCC 14.1.0 (unknown-eabi)
ARM GCC 14.2.0
ARM GCC 14.2.0 (unknown-eabi)
ARM GCC 14.3.0
ARM GCC 14.3.0 (unknown-eabi)
ARM GCC 15.1.0
ARM GCC 15.1.0 (unknown-eabi)
ARM GCC 15.2.0
ARM GCC 15.2.0 (unknown-eabi)
ARM GCC 4.5.4
ARM GCC 4.6.4
ARM GCC 5.4
ARM GCC 6.3.0
ARM GCC 6.4.0
ARM GCC 7.3.0
ARM GCC 7.5.0
ARM GCC 8.2.0
ARM GCC 8.5.0
ARM GCC 9.3.0
ARM GCC 9.4.0
ARM GCC 9.5.0
ARM GCC trunk
ARM gcc 10.2.1 (none)
ARM gcc 10.3.1 (2021.07 none)
ARM gcc 10.3.1 (2021.10 none)
ARM gcc 11.2.1 (none)
ARM gcc 5.4.1 (none)
ARM gcc 7.2.1 (none)
ARM gcc 8.2 (WinCE)
ARM gcc 8.3.1 (none)
ARM gcc 9.2.1 (none)
ARM msvc v19.0 (ex-WINE)
ARM msvc v19.10 (ex-WINE)
ARM msvc v19.14 (ex-WINE)
ARM64 Morello gcc 10.1 Alpha 2
ARM64 gcc 10.2
ARM64 gcc 10.3
ARM64 gcc 10.4
ARM64 gcc 10.5.0
ARM64 gcc 11.1
ARM64 gcc 11.2
ARM64 gcc 11.3
ARM64 gcc 11.4.0
ARM64 gcc 12.1
ARM64 gcc 12.2.0
ARM64 gcc 12.3.0
ARM64 gcc 12.4.0
ARM64 gcc 12.5.0
ARM64 gcc 13.1.0
ARM64 gcc 13.2.0
ARM64 gcc 13.3.0
ARM64 gcc 13.4.0
ARM64 gcc 14.1.0
ARM64 gcc 14.2.0
ARM64 gcc 14.3.0
ARM64 gcc 15.1.0
ARM64 gcc 15.2.0
ARM64 gcc 4.9.4
ARM64 gcc 5.4
ARM64 gcc 5.5.0
ARM64 gcc 6.3
ARM64 gcc 6.4
ARM64 gcc 7.3
ARM64 gcc 7.5
ARM64 gcc 8.2
ARM64 gcc 8.5
ARM64 gcc 9.3
ARM64 gcc 9.4
ARM64 gcc 9.5
ARM64 gcc trunk
ARM64 msvc v19.14 (ex-WINE)
AVR gcc 10.3.0
AVR gcc 11.1.0
AVR gcc 12.1.0
AVR gcc 12.2.0
AVR gcc 12.3.0
AVR gcc 12.4.0
AVR gcc 12.5.0
AVR gcc 13.1.0
AVR gcc 13.2.0
AVR gcc 13.3.0
AVR gcc 13.4.0
AVR gcc 14.1.0
AVR gcc 14.2.0
AVR gcc 14.3.0
AVR gcc 15.1.0
AVR gcc 15.2.0
AVR gcc 4.5.4
AVR gcc 4.6.4
AVR gcc 5.4.0
AVR gcc 9.2.0
AVR gcc 9.3.0
Arduino Mega (1.8.9)
Arduino Uno (1.8.9)
BPF clang (trunk)
BPF clang 13.0.0
BPF clang 14.0.0
BPF clang 15.0.0
BPF clang 16.0.0
BPF clang 17.0.1
BPF clang 18.1.0
BPF clang 19.1.0
BPF clang 20.1.0
BPF clang 21.1.0
EDG (experimental reflection)
EDG 6.5
EDG 6.5 (GNU mode gcc 13)
EDG 6.6
EDG 6.6 (GNU mode gcc 13)
EDG 6.7
EDG 6.7 (GNU mode gcc 14)
FRC 2019
FRC 2020
FRC 2023
HPPA gcc 14.2.0
HPPA gcc 14.3.0
HPPA gcc 15.1.0
HPPA gcc 15.2.0
KVX ACB 4.1.0 (GCC 7.5.0)
KVX ACB 4.1.0-cd1 (GCC 7.5.0)
KVX ACB 4.10.0 (GCC 10.3.1)
KVX ACB 4.11.1 (GCC 10.3.1)
KVX ACB 4.12.0 (GCC 11.3.0)
KVX ACB 4.2.0 (GCC 7.5.0)
KVX ACB 4.3.0 (GCC 7.5.0)
KVX ACB 4.4.0 (GCC 7.5.0)
KVX ACB 4.6.0 (GCC 9.4.1)
KVX ACB 4.8.0 (GCC 9.4.1)
KVX ACB 4.9.0 (GCC 9.4.1)
KVX ACB 5.0.0 (GCC 12.2.1)
KVX ACB 5.2.0 (GCC 13.2.1)
LoongArch64 clang (trunk)
LoongArch64 clang 17.0.1
LoongArch64 clang 18.1.0
LoongArch64 clang 19.1.0
LoongArch64 clang 20.1.0
LoongArch64 clang 21.1.0
M68K gcc 13.1.0
M68K gcc 13.2.0
M68K gcc 13.3.0
M68K gcc 13.4.0
M68K gcc 14.1.0
M68K gcc 14.2.0
M68K gcc 14.3.0
M68K gcc 15.1.0
M68K gcc 15.2.0
M68k clang (trunk)
MRISC32 gcc (trunk)
MSP430 gcc 4.5.3
MSP430 gcc 5.3.0
MSP430 gcc 6.2.1
MinGW clang 14.0.3
MinGW clang 14.0.6
MinGW clang 15.0.7
MinGW clang 16.0.0
MinGW clang 16.0.2
MinGW gcc 11.3.0
MinGW gcc 12.1.0
MinGW gcc 12.2.0
MinGW gcc 13.1.0
MinGW gcc 14.3.0
MinGW gcc 15.2.0
RISC-V (32-bits) gcc (trunk)
RISC-V (32-bits) gcc 10.2.0
RISC-V (32-bits) gcc 10.3.0
RISC-V (32-bits) gcc 11.2.0
RISC-V (32-bits) gcc 11.3.0
RISC-V (32-bits) gcc 11.4.0
RISC-V (32-bits) gcc 12.1.0
RISC-V (32-bits) gcc 12.2.0
RISC-V (32-bits) gcc 12.3.0
RISC-V (32-bits) gcc 12.4.0
RISC-V (32-bits) gcc 12.5.0
RISC-V (32-bits) gcc 13.1.0
RISC-V (32-bits) gcc 13.2.0
RISC-V (32-bits) gcc 13.3.0
RISC-V (32-bits) gcc 13.4.0
RISC-V (32-bits) gcc 14.1.0
RISC-V (32-bits) gcc 14.2.0
RISC-V (32-bits) gcc 14.3.0
RISC-V (32-bits) gcc 15.1.0
RISC-V (32-bits) gcc 15.2.0
RISC-V (32-bits) gcc 8.2.0
RISC-V (32-bits) gcc 8.5.0
RISC-V (32-bits) gcc 9.4.0
RISC-V (64-bits) gcc (trunk)
RISC-V (64-bits) gcc 10.2.0
RISC-V (64-bits) gcc 10.3.0
RISC-V (64-bits) gcc 11.2.0
RISC-V (64-bits) gcc 11.3.0
RISC-V (64-bits) gcc 11.4.0
RISC-V (64-bits) gcc 12.1.0
RISC-V (64-bits) gcc 12.2.0
RISC-V (64-bits) gcc 12.3.0
RISC-V (64-bits) gcc 12.4.0
RISC-V (64-bits) gcc 12.5.0
RISC-V (64-bits) gcc 13.1.0
RISC-V (64-bits) gcc 13.2.0
RISC-V (64-bits) gcc 13.3.0
RISC-V (64-bits) gcc 13.4.0
RISC-V (64-bits) gcc 14.1.0
RISC-V (64-bits) gcc 14.2.0
RISC-V (64-bits) gcc 14.3.0
RISC-V (64-bits) gcc 15.1.0
RISC-V (64-bits) gcc 15.2.0
RISC-V (64-bits) gcc 8.2.0
RISC-V (64-bits) gcc 8.5.0
RISC-V (64-bits) gcc 9.4.0
RISC-V rv32gc clang (trunk)
RISC-V rv32gc clang 10.0.0
RISC-V rv32gc clang 10.0.1
RISC-V rv32gc clang 11.0.0
RISC-V rv32gc clang 11.0.1
RISC-V rv32gc clang 12.0.0
RISC-V rv32gc clang 12.0.1
RISC-V rv32gc clang 13.0.0
RISC-V rv32gc clang 13.0.1
RISC-V rv32gc clang 14.0.0
RISC-V rv32gc clang 15.0.0
RISC-V rv32gc clang 16.0.0
RISC-V rv32gc clang 17.0.1
RISC-V rv32gc clang 18.1.0
RISC-V rv32gc clang 19.1.0
RISC-V rv32gc clang 20.1.0
RISC-V rv32gc clang 21.1.0
RISC-V rv32gc clang 9.0.0
RISC-V rv32gc clang 9.0.1
RISC-V rv64gc clang (trunk)
RISC-V rv64gc clang 10.0.0
RISC-V rv64gc clang 10.0.1
RISC-V rv64gc clang 11.0.0
RISC-V rv64gc clang 11.0.1
RISC-V rv64gc clang 12.0.0
RISC-V rv64gc clang 12.0.1
RISC-V rv64gc clang 13.0.0
RISC-V rv64gc clang 13.0.1
RISC-V rv64gc clang 14.0.0
RISC-V rv64gc clang 15.0.0
RISC-V rv64gc clang 16.0.0
RISC-V rv64gc clang 17.0.1
RISC-V rv64gc clang 18.1.0
RISC-V rv64gc clang 19.1.0
RISC-V rv64gc clang 20.1.0
RISC-V rv64gc clang 21.1.0
RISC-V rv64gc clang 9.0.0
RISC-V rv64gc clang 9.0.1
Raspbian Buster
Raspbian Stretch
SPARC LEON gcc 12.2.0
SPARC LEON gcc 12.3.0
SPARC LEON gcc 12.4.0
SPARC LEON gcc 12.5.0
SPARC LEON gcc 13.1.0
SPARC LEON gcc 13.2.0
SPARC LEON gcc 13.3.0
SPARC LEON gcc 13.4.0
SPARC LEON gcc 14.1.0
SPARC LEON gcc 14.2.0
SPARC LEON gcc 14.3.0
SPARC LEON gcc 15.1.0
SPARC LEON gcc 15.2.0
SPARC gcc 12.2.0
SPARC gcc 12.3.0
SPARC gcc 12.4.0
SPARC gcc 12.5.0
SPARC gcc 13.1.0
SPARC gcc 13.2.0
SPARC gcc 13.3.0
SPARC gcc 13.4.0
SPARC gcc 14.1.0
SPARC gcc 14.2.0
SPARC gcc 14.3.0
SPARC gcc 15.1.0
SPARC gcc 15.2.0
SPARC64 gcc 12.2.0
SPARC64 gcc 12.3.0
SPARC64 gcc 12.4.0
SPARC64 gcc 12.5.0
SPARC64 gcc 13.1.0
SPARC64 gcc 13.2.0
SPARC64 gcc 13.3.0
SPARC64 gcc 13.4.0
SPARC64 gcc 14.1.0
SPARC64 gcc 14.2.0
SPARC64 gcc 14.3.0
SPARC64 gcc 15.1.0
SPARC64 gcc 15.2.0
TI C6x gcc 12.2.0
TI C6x gcc 12.3.0
TI C6x gcc 12.4.0
TI C6x gcc 12.5.0
TI C6x gcc 13.1.0
TI C6x gcc 13.2.0
TI C6x gcc 13.3.0
TI C6x gcc 13.4.0
TI C6x gcc 14.1.0
TI C6x gcc 14.2.0
TI C6x gcc 14.3.0
TI C6x gcc 15.1.0
TI C6x gcc 15.2.0
TI CL430 21.6.1
Tricore gcc 11.3.0 (EEESlab)
VAX gcc NetBSDELF 10.4.0
VAX gcc NetBSDELF 10.5.0 (Nov 15 03:50:22 2023)
VAX gcc NetBSDELF 12.4.0 (Apr 16 05:27 2025)
WebAssembly clang (trunk)
Xtensa ESP32 gcc 11.2.0 (2022r1)
Xtensa ESP32 gcc 12.2.0 (20230208)
Xtensa ESP32 gcc 14.2.0 (20241119)
Xtensa ESP32 gcc 8.2.0 (2019r2)
Xtensa ESP32 gcc 8.2.0 (2020r1)
Xtensa ESP32 gcc 8.2.0 (2020r2)
Xtensa ESP32 gcc 8.4.0 (2020r3)
Xtensa ESP32 gcc 8.4.0 (2021r1)
Xtensa ESP32 gcc 8.4.0 (2021r2)
Xtensa ESP32-S2 gcc 11.2.0 (2022r1)
Xtensa ESP32-S2 gcc 12.2.0 (20230208)
Xtensa ESP32-S2 gcc 14.2.0 (20241119)
Xtensa ESP32-S2 gcc 8.2.0 (2019r2)
Xtensa ESP32-S2 gcc 8.2.0 (2020r1)
Xtensa ESP32-S2 gcc 8.2.0 (2020r2)
Xtensa ESP32-S2 gcc 8.4.0 (2020r3)
Xtensa ESP32-S2 gcc 8.4.0 (2021r1)
Xtensa ESP32-S2 gcc 8.4.0 (2021r2)
Xtensa ESP32-S3 gcc 11.2.0 (2022r1)
Xtensa ESP32-S3 gcc 12.2.0 (20230208)
Xtensa ESP32-S3 gcc 14.2.0 (20241119)
Xtensa ESP32-S3 gcc 8.4.0 (2020r3)
Xtensa ESP32-S3 gcc 8.4.0 (2021r1)
Xtensa ESP32-S3 gcc 8.4.0 (2021r2)
arm64 msvc v19.20 VS16.0
arm64 msvc v19.21 VS16.1
arm64 msvc v19.22 VS16.2
arm64 msvc v19.23 VS16.3
arm64 msvc v19.24 VS16.4
arm64 msvc v19.25 VS16.5
arm64 msvc v19.27 VS16.7
arm64 msvc v19.28 VS16.8
arm64 msvc v19.28 VS16.9
arm64 msvc v19.29 VS16.10
arm64 msvc v19.29 VS16.11
arm64 msvc v19.30 VS17.0
arm64 msvc v19.31 VS17.1
arm64 msvc v19.32 VS17.2
arm64 msvc v19.33 VS17.3
arm64 msvc v19.34 VS17.4
arm64 msvc v19.35 VS17.5
arm64 msvc v19.36 VS17.6
arm64 msvc v19.37 VS17.7
arm64 msvc v19.38 VS17.8
arm64 msvc v19.39 VS17.9
arm64 msvc v19.40 VS17.10
arm64 msvc v19.41 VS17.11
arm64 msvc v19.42 VS17.12
arm64 msvc v19.43 VS17.13
arm64 msvc v19.latest
armv7-a clang (trunk)
armv7-a clang 10.0.0
armv7-a clang 10.0.1
armv7-a clang 11.0.0
armv7-a clang 11.0.1
armv7-a clang 12.0.0
armv7-a clang 12.0.1
armv7-a clang 13.0.0
armv7-a clang 13.0.1
armv7-a clang 14.0.0
armv7-a clang 15.0.0
armv7-a clang 16.0.0
armv7-a clang 17.0.1
armv7-a clang 18.1.0
armv7-a clang 19.1.0
armv7-a clang 20.1.0
armv7-a clang 21.1.0
armv7-a clang 9.0.0
armv7-a clang 9.0.1
armv8-a clang (all architectural features, trunk)
armv8-a clang (trunk)
armv8-a clang 10.0.0
armv8-a clang 10.0.1
armv8-a clang 11.0.0
armv8-a clang 11.0.1
armv8-a clang 12.0.0
armv8-a clang 13.0.0
armv8-a clang 14.0.0
armv8-a clang 15.0.0
armv8-a clang 16.0.0
armv8-a clang 17.0.1
armv8-a clang 18.1.0
armv8-a clang 19.1.0
armv8-a clang 20.1.0
armv8-a clang 21.1.0
armv8-a clang 9.0.0
armv8-a clang 9.0.1
clad trunk (clang 21.1.0)
clad v1.10 (clang 20.1.0)
clad v1.8 (clang 18.1.0)
clad v1.9 (clang 19.1.0)
clad v2.00 (clang 20.1.0)
clad v2.1 (clang 21.1.0)
clang-cl 18.1.0
ellcc 0.1.33
ellcc 0.1.34
ellcc 2017-07-16
ez80-clang 15.0.0
ez80-clang 15.0.7
hexagon-clang 16.0.5
llvm-mos atari2600-3e
llvm-mos atari2600-4k
llvm-mos atari2600-common
llvm-mos atari5200-supercart
llvm-mos atari8-cart-megacart
llvm-mos atari8-cart-std
llvm-mos atari8-cart-xegs
llvm-mos atari8-common
llvm-mos atari8-dos
llvm-mos c128
llvm-mos c64
llvm-mos commodore
llvm-mos cpm65
llvm-mos cx16
llvm-mos dodo
llvm-mos eater
llvm-mos mega65
llvm-mos nes
llvm-mos nes-action53
llvm-mos nes-cnrom
llvm-mos nes-gtrom
llvm-mos nes-mmc1
llvm-mos nes-mmc3
llvm-mos nes-nrom
llvm-mos nes-unrom
llvm-mos nes-unrom-512
llvm-mos osi-c1p
llvm-mos pce
llvm-mos pce-cd
llvm-mos pce-common
llvm-mos pet
llvm-mos rp6502
llvm-mos rpc8e
llvm-mos supervision
llvm-mos vic20
loongarch64 gcc 12.2.0
loongarch64 gcc 12.3.0
loongarch64 gcc 12.4.0
loongarch64 gcc 12.5.0
loongarch64 gcc 13.1.0
loongarch64 gcc 13.2.0
loongarch64 gcc 13.3.0
loongarch64 gcc 13.4.0
loongarch64 gcc 14.1.0
loongarch64 gcc 14.2.0
loongarch64 gcc 14.3.0
loongarch64 gcc 15.1.0
loongarch64 gcc 15.2.0
mips clang 13.0.0
mips clang 14.0.0
mips clang 15.0.0
mips clang 16.0.0
mips clang 17.0.1
mips clang 18.1.0
mips clang 19.1.0
mips clang 20.1.0
mips clang 21.1.0
mips gcc 11.2.0
mips gcc 12.1.0
mips gcc 12.2.0
mips gcc 12.3.0
mips gcc 12.4.0
mips gcc 12.5.0
mips gcc 13.1.0
mips gcc 13.2.0
mips gcc 13.3.0
mips gcc 13.4.0
mips gcc 14.1.0
mips gcc 14.2.0
mips gcc 14.3.0
mips gcc 15.1.0
mips gcc 15.2.0
mips gcc 4.9.4
mips gcc 5.4
mips gcc 5.5.0
mips gcc 9.3.0 (codescape)
mips gcc 9.5.0
mips64 (el) gcc 12.1.0
mips64 (el) gcc 12.2.0
mips64 (el) gcc 12.3.0
mips64 (el) gcc 12.4.0
mips64 (el) gcc 12.5.0
mips64 (el) gcc 13.1.0
mips64 (el) gcc 13.2.0
mips64 (el) gcc 13.3.0
mips64 (el) gcc 13.4.0
mips64 (el) gcc 14.1.0
mips64 (el) gcc 14.2.0
mips64 (el) gcc 14.3.0
mips64 (el) gcc 15.1.0
mips64 (el) gcc 15.2.0
mips64 (el) gcc 4.9.4
mips64 (el) gcc 5.4.0
mips64 (el) gcc 5.5.0
mips64 (el) gcc 9.5.0
mips64 clang 13.0.0
mips64 clang 14.0.0
mips64 clang 15.0.0
mips64 clang 16.0.0
mips64 clang 17.0.1
mips64 clang 18.1.0
mips64 clang 19.1.0
mips64 clang 20.1.0
mips64 clang 21.1.0
mips64 gcc 11.2.0
mips64 gcc 12.1.0
mips64 gcc 12.2.0
mips64 gcc 12.3.0
mips64 gcc 12.4.0
mips64 gcc 12.5.0
mips64 gcc 13.1.0
mips64 gcc 13.2.0
mips64 gcc 13.3.0
mips64 gcc 13.4.0
mips64 gcc 14.1.0
mips64 gcc 14.2.0
mips64 gcc 14.3.0
mips64 gcc 15.1.0
mips64 gcc 15.2.0
mips64 gcc 4.9.4
mips64 gcc 5.4.0
mips64 gcc 5.5.0
mips64 gcc 9.5.0
mips64el clang 13.0.0
mips64el clang 14.0.0
mips64el clang 15.0.0
mips64el clang 16.0.0
mips64el clang 17.0.1
mips64el clang 18.1.0
mips64el clang 19.1.0
mips64el clang 20.1.0
mips64el clang 21.1.0
mipsel clang 13.0.0
mipsel clang 14.0.0
mipsel clang 15.0.0
mipsel clang 16.0.0
mipsel clang 17.0.1
mipsel clang 18.1.0
mipsel clang 19.1.0
mipsel clang 20.1.0
mipsel clang 21.1.0
mipsel gcc 12.1.0
mipsel gcc 12.2.0
mipsel gcc 12.3.0
mipsel gcc 12.4.0
mipsel gcc 12.5.0
mipsel gcc 13.1.0
mipsel gcc 13.2.0
mipsel gcc 13.3.0
mipsel gcc 13.4.0
mipsel gcc 14.1.0
mipsel gcc 14.2.0
mipsel gcc 14.3.0
mipsel gcc 15.1.0
mipsel gcc 15.2.0
mipsel gcc 4.9.4
mipsel gcc 5.4.0
mipsel gcc 5.5.0
mipsel gcc 9.5.0
nanoMIPS gcc 6.3.0 (mtk)
power gcc 11.2.0
power gcc 12.1.0
power gcc 12.2.0
power gcc 12.3.0
power gcc 12.4.0
power gcc 12.5.0
power gcc 13.1.0
power gcc 13.2.0
power gcc 13.3.0
power gcc 13.4.0
power gcc 14.1.0
power gcc 14.2.0
power gcc 14.3.0
power gcc 15.1.0
power gcc 15.2.0
power gcc 4.8.5
power64 AT12.0 (gcc8)
power64 AT13.0 (gcc9)
power64 gcc 11.2.0
power64 gcc 12.1.0
power64 gcc 12.2.0
power64 gcc 12.3.0
power64 gcc 12.4.0
power64 gcc 12.5.0
power64 gcc 13.1.0
power64 gcc 13.2.0
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Source code
#include <cassert> #include <chrono> #include <iostream> #include <string_view> #include <tuple> #include <variant> #include <vector> #include <ctre.hpp> static constexpr auto input = std::string_view(R"input( R180 S1 F44 R90 E5 N3 E5 S4 W1 F68 E2 L90 F40 W3 N2 L180 S3 R90 R90 W5 F45 L90 F9 W5 N1 E1 F39 R90 F6 E3 N1 E2 N3 L180 N5 L90 L90 S2 F72 L90 E5 L90 S2 F79 N3 R90 F25 R90 F16 W2 L90 F81 W5 L90 E5 S3 W5 N1 L180 F73 N1 F60 S3 E1 F65 W1 R90 F36 S4 W1 R90 S2 F33 S5 L90 E3 F11 S4 W2 L90 F57 W4 N1 R180 S2 F87 N2 E2 S2 F89 L90 W1 N3 F63 R270 W4 N1 R90 F67 L90 F74 N5 W5 S3 L90 N1 L180 W4 S4 E1 L90 S1 E4 S3 F95 S4 F32 L90 F9 R180 N4 W3 R90 W4 F10 W5 F21 L180 F17 S4 L90 F24 R90 F1 E5 R180 F63 N5 N4 E1 F73 S2 S5 W1 N1 R90 F77 W4 N4 F74 W5 F82 W4 F8 E4 N2 R90 R90 E3 F44 F42 L90 W5 R90 W5 F45 W5 F35 W1 L90 S1 L90 N5 R90 F4 R180 F19 R180 F16 W5 S1 R90 S2 W3 F44 S4 W4 F95 R180 F1 R90 F36 N4 F12 R90 F26 F14 R90 E5 N1 W2 F88 N5 R180 S2 E4 R90 N4 E4 S2 F9 N2 E3 N5 F28 N4 E3 N3 W3 F93 N2 R180 E2 F9 W1 F28 R90 S1 F82 W4 S1 F59 S2 F7 E2 R180 E5 F19 S3 E4 F53 L270 E1 L90 W3 F2 S3 F40 E3 S1 F94 W3 L90 F87 W3 F37 S5 E2 N2 R270 F55 R90 S1 W2 N1 L90 F21 W5 N4 L90 N3 F50 F18 N2 F3 W5 F68 N5 L90 R270 F31 L90 F90 R90 E3 N3 L90 F97 S1 W2 N2 F10 E1 W3 S4 F56 R270 F70 S1 L90 E1 F89 W2 F94 L180 F94 R90 N4 F89 R180 W5 F81 R90 N3 F61 W3 W5 W2 F90 F66 N5 R90 E2 F31 L90 E4 E1 R180 W5 F8 W3 R90 F92 R90 E1 R90 E2 F66 E5 R90 S2 R90 W5 R90 F52 S5 E2 N1 F57 W1 F30 W5 F51 N3 F82 L90 S1 W4 R90 W5 N5 E5 N5 F41 N3 R90 S3 E1 R90 W2 N5 W5 F45 L270 F93 E4 R270 F95 S3 W2 N3 R90 W2 E2 F56 R90 N4 E3 R90 W3 N4 F54 R90 E5 F86 E3 R90 F8 N1 F79 S3 E1 N2 F90 L90 E2 R90 W2 F95 E2 L90 E1 F47 W3 L90 F78 L90 W3 R90 N1 F34 W2 L90 W4 R90 W2 R180 E3 S5 W2 F61 W3 R90 E5 F30 S3 F11 W4 S2 F33 R270 F94 L270 S3 L90 F48 R180 S4 F17 N4 F64 L90 N5 R90 S3 N4 F53 S5 W5 L180 E3 F96 R90 F48 R180 F84 E4 R270 F48 F32 R90 F79 S2 R90 E5 S4 L90 S5 F5 W4 F30 R180 S2 E3 N4 F80 E1 F75 E5 L90 S2 W3 F87 L90 F57 S5 F78 N5 E2 E2 F53 N5 F58 E4 R90 N3 E1 S4 W2 N3 R180 W4 S1 F17 R90 N4 W4 S3 W1 R90 S4 R90 N1 W4 N2 F17 R90 N1 L90 S3 E4 S3 R90 F66 E2 N4 W4 S1 L90 F56 R180 S5 F43 E5 F44 E5 S2 E2 R180 F64 N4 W5 L180 E2 L90 N4 E5 F75 L90 E3 L90 F79 R180 E2 L90 F88 S4 W3 R90 E3 F43 E3 F43 N1 W4 S3 F55 N4 F52 E3 L180 E2 N2 F80 R180 S5 F92 N3 W2 R90 E2 L90 W3 S4 L90 N5 E1 L180 F25 W4 F65 E1 S5 R90 N4 F4 E4 F70 F26 N2 N4 W2 F3 R90 N5 F84 W1 R90 N4 W4 F43 R270 S2 F2 S4 L90 F59 L90 F59 R90 S5 F88 L90 N5 E2 F7 S2 W5 L90 S4 R270 F5 L90 E1 F25 E1 S5 F84 L180 F10 W3 L180 S4 F51 N1 W2 L90 F23 W4 N1 E2 F40 W5 N3 F93 R180 E5 S1 E5 F11 S1 E2 L90 E2 F11 R270 W4 L180 N3 R90 F5 L90 R90 N2 F50 R180 S1 E2 S4 E3 N4 W2 F69 E1 N1 W4 R90 F68 W3 S2 F5 W2 S2 S4 R180 W1 R90 F14 E5 S3 W2 F84 E1 L90 F99 S4 S4 W1 F31 E4 F77 S4 F75 R90 W3 R90 L90 E5 N4 W3 L90 E2 L90 W1 F91 L90 E2 L90 N1 E1 R180 S1 L90 F72 W2 R270 F18 N5 F7 E3 F83 W5 E1 S3 E3 F76 S5 L90 S4 E2 S1 R270 F52 R270 F51 N2 F41 N1 E5 S3 R90 W4 F53 )input"); static constexpr auto test_input = std::string_view(R"input( F10 N3 F7 R90 F11 )input"); template <typename I> I parse_integer(std::string_view repr) { auto acc = I{}; for (auto c : repr) { acc = acc * 10 + c-'0'; } return acc; } void rotate(int & dx, int & dy, int angle) { auto const id = (angle/90 + 4) % 4; switch(id) { case 0: break; case 1: dx = -std::exchange(dy, dx); break; case 2: dx = -dx; dy = -dy; break; case 3: dy = -std::exchange(dx, dy); break; default: assert(false); } } auto solve(std::string_view input) { int x = 0, y = 0, dx = 1, dy = 0; static constexpr auto pattern = ctll::fixed_string{"([NSEWLRF])(\\d+)"}; for (auto [all,instruction,arg] : ctre::range<pattern>(input)) { auto const arg_value = parse_integer<int>(arg.to_view()); switch(instruction.to_view().at(0)) { case 'N': y+=arg_value; break; case 'S': y-=arg_value; break; case 'E': x+=arg_value; break; case 'W': x-=arg_value; break; case 'L': rotate(dx, dy, arg_value); break; case 'R': rotate(dx, dy, -arg_value); break; case 'F': x+=dx*arg_value; y+=dy*arg_value; break; default: assert(false); } // std::cout << all.to_view() << "\t" << x << "\t" << y << "\t" << dx << "\t" << dy << "\n"; } return std::abs(x)+std::abs(y); } int main() { auto const start = std::chrono::high_resolution_clock::now(); auto res = solve(input); auto const end = std::chrono::high_resolution_clock::now(); auto const elapsed = std::chrono::nanoseconds(end-start).count(); std::cout << "execution time: " << elapsed << "ns\n"; std::cout << "answer: " << res << "\n"; return 0; }
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