View Compilation Error

0_0_24434151_27664.cpp: In function 'int main()':
0_0_24434151_27664.cpp:81:10: error: 'i' was not declared in this scope
     if(a[i]>amax) amax=a[i];
          ^
0_0_24434151_27664.cpp:82:10: error: 'i' was not declared in this scope
     if(b[i]>bmax) bmax=b[i];
          ^