114. Little Endian to Big Endian

#include <stdio.h>
#include <stdint.h>

uint32_t convert_endian(uint32_t value) {
    uint32_t result;
    result = (value & 0xFF) << 24;
    result |= (value & 0xFF00) << 8;
    result |= (value & 0xFF0000) >> 8;
    result |= (value & 0xFF000000) >> 24;
    return result;
}

int main() {
    uint32_t val;
    scanf("%u", &val);
    printf("%u", convert_endian(val));
    return 0;
}