114. Little Endian to Big Endian

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

uint32_t convert_endian(uint32_t value) {
    // Write logic to swap bytes
    uint8_t arr[4] = {0};
    uint8_t j = 0;
    for(int i = 0; i < 4;i++){
        arr[i] = ((value & ((0xFF) << j)) >> j);
        j += 8;
    }
    value = 0x0;
    j = 0;
    for(int i = 3; i >= 0; i--){
        value |= (arr[i] << j);
        j += 8;
    }
    return value;
}

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