View Compilation Error

0_0_15037625_29574.cpp: In function 'int main()':
0_0_15037625_29574.cpp:79:6: error: 'k' was not declared in this scope
  for(k=0;k<=Max*(s+1);k++)
      ^
0_0_15037625_29574.cpp:79:18: error: 's' was not declared in this scope
  for(k=0;k<=Max*(s+1);k++)
                  ^