func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, x, y;     char sex;     int m[367], f[367];     memset(m, 0, sizeof(m));     memset(f, 0, sizeof(f));     cin >> n;     for (int i = 0; i < n; i++) {       cin >> sex >> x >> y;       if (sex ==  M ) {         for (int j = x; j <= y; j++) m[j]++;       } else {         for (int j = x; j <= y; j++) f[j]++;       }     }     int res = 0;     for (int i = 1; i <= 366; i++) {       res = max(res, min(f[i], m[i]));     }     cout << 2 * res;     return 0;   }   