Borderou de evaluare (job #734412)

Compilare: main.cpp: In function 'uint64_t fastput(int, int)': main.cpp:15:20: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 15 | else if (b & 1 == 1) return a * fastput(a, b - 1); | ~~^~~~ main.cpp: In function 'int32_t main()': main.cpp:91:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<ip, ip> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 91 | for (int i = 1; i < v.size(); i ++) | ~~^~~~~~~~~~ main.cpp: In function 'void setio(std::string, std::string)': main.cpp:8:29: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 8 | if (!in.empty()) freopen(in.c_str(), "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:9:30: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 9 | if (!out.empty()) freopen(out.c_str(), "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~