View Compilation Error

0_0_16888827_28516.cpp: In function 'int main()':
0_0_16888827_28516.cpp:54:13: error: 'i' was not declared in this scope
         for(i=1;i<=n;i++)
             ^
0_0_16888827_28516.cpp:59:13: error: 'i' was not declared in this scope
         for(i=1;i<=n;i++)
             ^