Eroare de compilare: user.cpp:24:6: error: expected unqualified-id before ‘xor’ token char xor(int x, int y) { ^ user.cpp: In function ‘int DFS(int, int, int)’: user.cpp:38:6: error: expected primary-expression before ‘xor’ token if (xor(x, y) && viz[i + x][j + y] != k) ^ user.cpp:38:13: warning: left operand of comma operator has no effect [-Wunused-value] if (xor(x, y) && viz[i + x][j + y] != k) ^ user.cpp: In function ‘int main()’: user.cpp:55:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &T); ^ user.cpp:59:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &N, &M, &K); ^ user.cpp:62:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &mat[i][j]); ^