#include <stdio.h> #include <stdint.h> uint32_t extract_field(uint32_t reg, uint8_t pos, uint8_t len) { uint32_t mask=(1<<len)-1; return (reg>>pos)&mask; } int main() { uint32_t reg; uint8_t pos, len; scanf("%u %hhu %hhu", ®, &pos, &len); printf("%u", extract_field(reg, pos, len)); return 0; }
Test Cases
Test Results
Input
3060793344 28 4
Expected Output
11