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#include <bits/stdc++.h>
using namespace std;
int lps(string);
int main()
{
    //code
    int T;
    cin >> T;
    getchar();
    while (T–) {
        string s;
        cin >> s;
        printf("% d\n", lps(s));
    }
    return 0;
}
int lps(string s)
{
    int n = s.size();
    int lps[n];
    int i = 1, j = 0;
    lps[0] = 0;
    while (i < n) {
        if (s[i] == s[j]) {
            j++;
            lps[i] = j;
            i++;
        }
        else {
            if (j != 0)
                j = lps[j – 1];
            else {
                lps[i] = 0;
                i++;
            }
        }
    }
    return lps[n – 1];
}

prog.cpp:10:13: error: non-ASCII characters are not allowed outside of literals and identifiers
    while (T–) {
            ^
prog.cpp:31:27: error: non-ASCII characters are not allowed outside of literals and identifiers
                j = lps[j – 1];
                          ^~
prog.cpp:31:31: error: expected ']'
                j = lps[j – 1];
                            ^
prog.cpp:31:24: note: to match this '['
                j = lps[j – 1];
                       ^
prog.cpp:38:18: error: non-ASCII characters are not allowed outside of literals and identifiers
    return lps[n – 1];
                 ^~
prog.cpp:38:22: error: expected ']'
    return lps[n – 1];
                   ^
prog.cpp:38:15: note: to match this '['
    return lps[n – 1];
              ^
5 errors generated.

Standard output is empty