Diff 1 Word capitalization

// https://codeforces.com/problemset/problem/281/A
// Example program
#include <iostream>
#include <string>
using namespace std;
int main()
{
  string inputString;
  cin >> inputString;
  if(int(inputString.at(0))>=97)
  {
      int newChar = inputString.at(0) -=32;
      inputString.at(0) = char(newChar);
      cout << inputString;
  }
  else{
      cout << inputString;
  }
}