#include<iostream>
#include<cstdio>
using namespace std;
int main(){
  char str[256];
  cin.getline(str,256);
  for(char c : str){
    if(c=='\0'){putchar('\n');break;}
    if(c<'a'||c>'z'){putchar(c);}
    else{putchar(c+'A'-'a');}
  }
}