Compilare: user.cpp: In function ‘void put(int, int*)’: user.cpp:69:9: warning: unused variable ‘s’ [-Wunused-variable] int s; ^ user.cpp: In function ‘int main()’: user.cpp:111:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("hprob.in", "r", stdin); ^ user.cpp:112:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("hprob.out", "w", stdout); ^ user.cpp:121:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &tsk); ^ user.cpp:125:48: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%lf%lf%lf", &n, &p1, &p2, &p3); ^