Eroare de compilare: user.cpp: In function ‘void randomizePartition(int, int)’: user.cpp:38:5: error: ‘s’ was not declared in this scope s ^ user.cpp:39:13: error: expected ‘;’ before ‘int’ int q = rand() % (r - p) + p; ^ user.cpp:40:12: error: ‘q’ was not declared in this scope swap(A[q], A[r]); ^ user.cpp: In function ‘int main()’: user.cpp:45:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.in", "r", stdin); ^ user.cpp:46:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("algsort.out", "w", stdout); ^ user.cpp:48:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); ^ user.cpp:51:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &x); ^