#include <stdio.h>
#include <stdint.h>
uint32_t convert_endian(uint32_t value) {
// Write logic to swap bytes
return (((value << 24)& 0xFF000000)|
((value << 8)& 0x00FF0000)|
((value >> 8)& 0x0000FF00)|
((value >> 24)& 0x000000FF));
}
int main() {
uint32_t val;
scanf("%u", &val);
printf("%u", convert_endian(val));
return 0;
}