Submission #947723

#	Time	Username	Problem	Language	Result	Execution time	Memory
947723		Volvox123	JOIOJI (JOI14_joioji)	C++14	Compilation error	0 ms	0 KiB

joioji

#include <bits/stdc++.h>
using namespace std;
unordered_map<int, int> counter;
int main(){

    int n;
    cin >> n;
    string poem;
    cin >> poem;
 
   
    int max_length = 0;
    counter[0] = -1; 
    int diff = 0;
    for (int i = 0; i < n; i++) {
        if (poem[i] == 'J') {
            diff++;
        } else if (poem[i] == 'O') {
            diff--;
        }
 
        if (counter.find(diff) != counter.end()) {
            max_length = max(max_length, i - counter[diff]);
        } else {
            counter[diff] = i;
        }
    }
 
    cout << max_length << endl;
 
    return 0;
}

Compilation message (stderr)

joioji.cpp:6:2: error: extended character   is not valid in an identifier
    6 |     int n;
      |  ^
joioji.cpp: In function 'int main()':
joioji.cpp:6:2: error: '\U000000a0' was not declared in this scope
    6 |     int n;
      |  ^
joioji.cpp:7:12: error: 'n' was not declared in this scope; did you mean 'yn'?
    7 |     cin >> n;
      |            ^
      |            yn