Forgotten measurements

input/code.cpp: In function 'int main()':
input/code.cpp:11:13: warning: array subscript has type 'char' [-Wchar-subscripts]
   11 |         cnt[c]++;
      |             ^

#include <bits/stdc++.h>
using namespace std;
int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    string s;
    cin >> s;
    // int l = 0, r = 0, u = 0, d = 0;
    int cnt[128] {};
    for (char c : s) {
        cnt[c]++;
    }
    cout << min(cnt['L'], cnt['R']) + min(cnt['U'], cnt['D']) << endl;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED