Time Exceeded
/in/foo.cc: In function 'int main()':
/in/foo.cc:123:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(cnt==s.size()) break;
~~~^~~~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:123:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if(cnt==s.size()) break;
~~~^~~~~~~~~~
