#include <stdio.h>
#include <stdint.h>
uint32_t convert_endian(uint32_t value) {
// Write logic to swap bytes
uint32_t conversion = value;
uint8_t byte_1, byte_2, byte_3, byte_4;
uint32_t merge_conversion = 0;
byte_1 = conversion;
conversion >>= 8;
byte_2 = conversion;
conversion >>= 8;
byte_3 = conversion;
conversion >>= 8;
byte_4 = conversion;
merge_conversion |= byte_1;
merge_conversion <<= 8;
merge_conversion |= byte_2;
merge_conversion <<= 8;
merge_conversion |= byte_3;
merge_conversion <<= 8;
merge_conversion |= byte_4;
return merge_conversion;
}
int main() {
uint32_t val;
scanf("%u", &val);
printf("%u", convert_endian(val));
return 0;
}