View Compilation Error

0_0_15557885_24599.cpp: In function 'int main()':
0_0_15557885_24599.cpp:18:7: error: 'i' was not declared in this scope
   for(i = 0;i < m; i++){
       ^
0_0_15557885_24599.cpp:26:15: error: 'i' was not declared in this scope
   printf("%d",i);
               ^
0_0_15557885_24599.cpp:28:17: error: 'i' was not declared in this scope
   printf("%d\n",i + 1);
                 ^