Compilare: main.cpp: In function 'int main()': main.cpp:78:29: warning: format '%lf' expects argument of type 'double*', but argument 2 has type 'int*' [-Wformat=] scanf("%lf%lf",&x,&y); ^ main.cpp:78:29: warning: format '%lf' expects argument of type 'double*', but argument 3 has type 'int*' [-Wformat=] main.cpp:106:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1 ; i < v.size() ; i++) ~~^~~~~~~~~~ main.cpp:108:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i < v.size()-1 && orientare(start,v[i],v[i+1]) == 0) ~~^~~~~~~~~~~~ main.cpp:114:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i < path.size()) ~~^~~~~~~~~~~~~ main.cpp:126:29: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<punct>::size_type {aka long unsigned int}' [-Wformat=] printf("%d\n",sol.size()); ^ main.cpp:127:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0 ; i < sol.size() ; i++) ~~^~~~~~~~~~~~ main.cpp:104:9: warning: unused variable 'dim' [-Wunused-variable] int dim = -1; ^~~ main.cpp:70:42: 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); ^ main.cpp:71:44: 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); ^ main.cpp:73:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ main.cpp:78:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lf%lf",&x,&y); ^