Time Exceeded
/in/foo.cc: In function 'int main()':
/in/foo.cc:39:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i=0;i<strlen(st);i++)
~^~~~~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:39:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i=0;i<strlen(st);i++)
~^~~~~~~~~~~
