Submission #1735249

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Source Code Expand

#include<iostream>
using namespace std;
int main(void){
  int n;
  string s;
  int x=0;
  cin>>n;
  cin>>s;
  int max=0;
  for(int i=0;i<n;i++){
    if(s[i]=='I')x++;
    if(s[i]=='D')x--;
    if(max < x)max=x;
  }
  cout<<max<<endl;
  return 0;
}

Submission Info

Judge Result