Compilare: user.cpp: In function ‘void solveQueries(int)’: user.cpp:121:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int x, y; scanf("%d%d", &x, &y); ^ user.cpp: In function ‘int main()’: user.cpp:165:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int N; scanf("%d", &N); ^