View Compilation Error

0_0_20732678_9298.cpp: In function 'int main()':
0_0_20732678_9298.cpp:41:25: error: too few arguments to function 'void add(int, int, int)'
             add(i,num[i]);
                         ^
0_0_20732678_9298.cpp:17:6: note: declared here
 void add(int i,int x,int mod)
      ^