Compilare: user.cpp: In function ‘int main()’: user.cpp:40:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(i=1;i<=n-1;i++) ^~~ user.cpp:46:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ if(v[i].y==v[i+1].y&&v[i].x>v[i+1].x) ^~ user.cpp:30:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("infasuratoare.in","r",stdin); ^ user.cpp:31:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("infasuratoare.out","w",stdout); ^ user.cpp:33:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:35:42: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lf%lf", &v[i].x, &v[i].y); ^