Run id: 2744

Main.cc: In function 'int main()':
Main.cc:14:30: error: 'strlen' was not declared in this scope
         int i=0,lena=strlen(a),lenahalf=lena/2;
                              ^
Main.cc:16:32: warning: operation on 'i' may be undefined [-Wsequence-point]
             temp(a[i++],a[i++]);
                                ^
Main.cc:14:17: warning: unused variable 'lena' [-Wunused-variable]
         int i=0,lena=strlen(a),lenahalf=lena/2;
                 ^