func_code_string: #include <bits/stdc++.h>   using namespace std;   inline int read() {     int s = 0, w = 1;     char ch = getchar();     while (ch <  0  || ch >  9 ) {       if (ch ==  - ) w = -1;       ch = getchar();     }     while (ch >=  0  && ch <=  9 ) s = s * 10 + ch -  0 , ch = getchar();     return s * w;   }   int main() {     int T = read();     while (T--) {       int n = read(), a = read(), flag = 0, k;       for (int i = 2; i <= n; i++) {         int b = read();         if (abs(a - b) >= 2) {           k = i;           flag = 1;         }         a = b;       }       if (flag)         cout <<  YES n  << k - 1 <<     << k << endl;       else         cout <<  NO n ;     }     return 0;   }   