func_code_string: #include <bits/stdc++.h>   struct oficinas {     int valor;     int sig;   };   int v[200002], vaux[200002];   int buscar(int buscado);   int main() {     int n, q, type, x, y, i, A, B, aux;     scanf( %d %d , &n, &q);     for (i = 1; i <= n; i++) {       v[i] = i;       vaux[i] = i + 1;     }     for (i = 0; i < q; i++) {       scanf( %d %d %d , &type, &x, &y);       switch (type) {         case 1:           v[buscar(x)] = buscar(y);           break;         case 2:           while (x < y) {             v[buscar(x)] = buscar(y);             aux = vaux[x];             vaux[x] = vaux[y];             x = aux;           }           break;         case 3:           printf( %s n , buscar(x) == buscar(y) ?  YES  :  NO );           break;       }     }     return 0;   }   int buscar(int buscado) {     return v[buscado] = v[buscado] == buscado ? buscado : buscar(v[buscado]);   }   