Borderou de evaluare (job #734019)

Compilare: main.cpp: In function 'int main()': main.cpp:14:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 14 | for(int i = 1; i < s.size(); i++) | ~~^~~~~~~~~~ main.cpp:17:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 17 | while(i + z[i] - 1 < s.size() && s[z[i] - 1] == s[z[i] + i - 1]) | ~~~~~~~~~~~~~^~~~~~~~~~ main.cpp:24:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 24 | for(int i = a.size() + 1; i < s.size(); i++) | ~~^~~~~~~~~~ main.cpp:8:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 8 | freopen("ultron.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:9:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 9 | freopen("ultron.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~