Compilare: user.cpp: In function ‘void solve()’: user.cpp:99:37: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if ((x>=polig1[i].first && x<=polig1[i+1].first || x<=polig1[i].first && x>=polig1[i+1].first) && (y>=polig1[i].second && y<=polig1[i+1].second || y<=polig1[i].second && y>=polig1[i+1].second)) ^ user.cpp:99:132: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if ((x>=polig1[i].first && x<=polig1[i+1].first || x<=polig1[i].first && x>=polig1[i+1].first) && (y>=polig1[i].second && y<=polig1[i+1].second || y<=polig1[i].second && y>=polig1[i+1].second)) ^ user.cpp: In function ‘void citire()’: user.cpp:22:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ user.cpp:26:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf%lf",&x,&y); ^ user.cpp:30:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&m); ^ user.cpp:33:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf%lf",&x,&y); ^ user.cpp: In function ‘int main()’: user.cpp:115:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("arie.in","r",stdin); ^ user.cpp:116:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("arie.out","w",stdout); ^