Borderou de evaluare (job #693885)

Compilare: main.cpp: In function 'int main()': main.cpp:19:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 19 | for(int i = 0 ; i < v.size() ; ++i){ | ~~^~~~~~~~~~ main.cpp:21:145: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 21 | while(((l >= v[i].f && l < v[i].s) || (r <= v[i].s && r > v[i].f)) || ((v[i].f >= l && v[i].f < r) || (v[i].s > l && v[i].s <= r) && (i < v.size()))){ | ~~^~~~~~~~~~ main.cpp:21:139: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 21 | while(((l >= v[i].f && l < v[i].s) || (r <= v[i].s && r > v[i].f)) || ((v[i].f >= l && v[i].f < r) || (v[i].s > l && v[i].s <= r) && (i < v.size()))){ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~ 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("baloane.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("baloane.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~