Eroare de compilare: main.cpp: In function 'int main()': main.cpp:26:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=s.size();i++) ~^~~~~~~~~~ main.cpp:44:7: error: 'k' was not declared in this scope k++; ^ main.cpp:41:9: warning: unused variable 'kk' [-Wunused-variable] int kk=0; ^~ main.cpp:10:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.in","r",stdin); ^ main.cpp:11:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("strmatch.out","w",stdout); ^ Non zero exit status: 1