Compilare: user.cpp: In function ‘int main()’: user.cpp:42:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<A[i].size();j++){ ^ user.cpp:45:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(rez+pas<B[i].size()&&B[i][rez+pas].x<=A[i][j].x) ^ user.cpp:52:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(rez+1<B[i].size()&&dist(A[i][j].x,B[i][rez+1].x,d)<val){ ^ user.cpp:23:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d %lf " ,&n,&d); ^ user.cpp:26:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%lf %d " ,&x,&col); ^ user.cpp:31:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%lf %d " ,&x,&col); ^