Submission #74098779

---

Source Code Expand

#include<bits/stdc++.h>
using namespace std;

#define int long long

const int MAXN = 5e5+5;
int qian[200][MAXN], n, l, r;

signed main()
{
    cin >> n >> l >> r;
    string s;
    cin >> s;
    s = " "+s;
    for (int i=1; i<=n; i++)
    {
        for (char p='a'; p<='z'; p++)
        {
            qian[p][i] = qian[p][i-1];
        }
        qian[s[i]][i]++;
    }
    int ans = 0;
    for (int i=1; i+l<=n; i++)
    {
        ans += qian[s[i]][min(i+r, n)]-qian[s[i]][i+l-1];
    }
    cout << ans;

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function 'int main()':
./Main.cpp:19:18: warning: array subscript has type 'char' [-Wchar-subscripts]
   19 |             qian[p][i] = qian[p][i-1];
      |                  ^
./Main.cpp:19:31: warning: array subscript has type 'char' [-Wchar-subscripts]
   19 |             qian[p][i] = qian[p][i-1];
      |                               ^
./Main.cpp:21:18: warning: array subscript has type 'char' [-Wchar-subscripts]
   21 |         qian[s[i]][i]++;
      |                  ^
./Main.cpp:26:25: warning: array subscript has type 'char' [-Wchar-subscripts]
   26 |         ans += qian[s[i]][min(i+r, n)]-qian[s[i]][i+l-1];
      |                         ^
./Main.cpp:26:49: warning: array subscript has type 'char' [-Wchar-subscripts]
   26 |         ans += qian[s[i]][min(i+r, n)]-qian[s[i]][i+l-1];
      |                                                 ^

Judge Result