View Compilation Error

0_0_30180039_13759.cpp: In function 'int main()':
0_0_30180039_13759.cpp:39:13: error: 'i' was not declared in this scope
         for(i=0; i<n; i++)
             ^
0_0_30180039_13759.cpp:49:13: error: 'i' was not declared in this scope
         for(i=0; i<cnt; i++)
             ^
0_0_30180039_13759.cpp:53:21: error: 'j' was not declared in this scope
                 for(j=0; j<cnt; j++)
                     ^
0_0_30180039_13759.cpp:57:29: error: 'x' was not declared in this scope
                         for(x=0; x<60; x++)
                             ^
0_0_30180039_13759.cpp:59:33: error: 'y' was not declared in this scope
                             for(y=0; y<60; y++)
                                 ^