Compilare: user.cpp: In function ‘void ReadInput()’: user.cpp:25:29: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] scanf("%d", &mat[i][j]); ^ user.cpp: In function ‘int Solve()’: user.cpp:66:78: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] if(Valid(new_x, new_y) && !affected[new_x][new_y] && mat[new_x][new_y] < h & mat[new_x][new_y] != 0) { ~~~~~~~~~~~~~~~~~~^~~ user.cpp: In function ‘void ReadInput()’: user.cpp:21:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &n, &m, &h); ^ user.cpp:25:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &mat[i][j]); ^