func_code_string: #include <bits/stdc++.h>   int n;   int a[15][15];   void dp() {     for (int i = 1; i <= n; i++) a[i][1] = 1;     for (int j = 1; j <= n; j++) a[1][j] = 1;     for (int i = 2; i <= n; i++) {       for (int j = 2; j <= n; j++) {         a[i][j] = a[i - 1][j] + a[i][j - 1];       }     }   }   int main() {     scanf( %d , &n);     dp();     printf( %d , a[n][n]);     return 0;   }   