/in/foo.cc: In function 'void work(int, int)':
/in/foo.cc:33:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
         for(char i=c[end]-1;i>=c[begin]+1;i--)
         ^~~
/in/foo.cc:36:10: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
          printf("%c",c[end]);
          ^~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:42:23: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     cin>>p1>>p2>>p3>>c+1;
                      ~^~