#include <stdio.h>
#include <stdint.h>
uint32_t convert_endian(uint32_t value) {
// Write logic to swap bytes
uint32_t result = ((value >> 24) & (0xFF)) |((value >> 8)&(0x0000FF00)) |((value << 8) &(0x00FF0000))|(value <<24);
return result;
}
int main() {
uint32_t val;
scanf("%u", &val);
printf("%u", convert_endian(val));
return 0;
}