Compilare: user.cpp: In function ‘int countBombs(double)’: user.cpp:38:12: warning: unused variable ‘tmp’ [-Wunused-variable] double tmp; ^ user.cpp:68:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:75:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%lf", &n, &r); ^ user.cpp:79:59: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%lf%lf", &ships[i].x, &ships[i].speed); ^