View Compilation Error

0_0_15110541_29064.cpp: In function 'int main()':
0_0_15110541_29064.cpp:94:14: error: 'e' was not declared in this scope
    add(i+500,e,c);
              ^
0_0_15110541_29064.cpp:103:8: error: 's' was not declared in this scope
    add(s,i,m);
        ^