Compilare: user.cpp: In function ‘int main()’: user.cpp:36:46: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘bool*’ [-Wformat=] scanf("%hd %hd %d\n",&x,&y,A[x]+y); ^ user.cpp: In function ‘bool royfloyd()’: user.cpp:15:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:24:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%hd",&t); ^ user.cpp:27:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%hd %hd\n",&n,&m); ^ user.cpp:32:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%hd %hd\n",&x,&y); ^ user.cpp:36:47: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%hd %hd %d\n",&x,&y,A[x]+y); ^