Wrong Answer
/in/foo.cc: In function 'int main()':
/in/foo.cc:31:28: warning: array subscript has type 'char' [-Wchar-subscripts]
if (s[i] == t[j][pos[j]]) ++pos[j];
^
/in/foo.cc: In function 'int main()':
/in/foo.cc:31:28: warning: array subscript has type 'char' [-Wchar-subscripts]
if (s[i] == t[j][pos[j]]) ++pos[j];
^