114. Little Endian to Big Endian

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

uint32_t convert_endian(uint32_t value) {
    uint32_t result = 0, bits = 32;
    for(int i = 0; i <= bits; i++) {
        bits = bits-8;
        result |= (value & 0xFF) << bits;
        value >>= 8;
    }
    return result;
}

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