Compilare: user.cpp: In function ‘bool Check(int, int)’: user.cpp:38:10: warning: suggest parentheses around comparison in operand of ‘|’ [-Wparentheses] if(x < 1 | x > n || y < 1 || y > n) ~~^~~ user.cpp: In function ‘void ReadInput()’: user.cpp:24:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n,&m,&p); ^ user.cpp:29:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&harta[i][j]); ^