题解 | #字符的个数#

#include<bits/stdc++.h>
using namespace std;
int main(){
    string s;
    cin>>s;
    // write your code here......
    int s1 = 0,s2 = 0,s3 = 0;
    for(int i = 0;i<s.size();i++)
    {
          if(s[i]=='a')
          {
            s1++;
          }
          else if(s[i]=='b')
          {
            s2++;
          }
          else if(s[i]=='c')
          {
            s3++;
          }
    }
    printf("%d %d %d",s1,s2,s3);
    return 0;
}