View Compilation Error

0_0_36020524_32184.cpp: In function 'int main()':
0_0_36020524_32184.cpp:10:25: error: 'memset' was not declared in this scope
 {   memset(a,0,sizeof(a));
                         ^
0_0_36020524_32184.cpp:16:3: error: expected ';' before 'for'
   for(int j=0;j<N;j++)
   ^
0_0_36020524_32184.cpp:16:15: error: 'j' was not declared in this scope
   for(int j=0;j<N;j++)
               ^