Submission #46287847

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Source Code Expand

#include <string>
#include <iostream>

using namespace std;

int main(){
  
  string s;
  cin >> s;

  for (int i = 1; i < s.size(); i += 2){
    if (s.compare(i, 1, "0") != 0){
      cout << "No\n";
      return 0;
    }
  }
  cout << "Yes\n";
  return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘int main()’:
Main.cpp:11:21: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   11 |   for (int i = 1; i < s.size(); i += 2){
      |                   ~~^~~~~~~~~~

Judge Result