Eroare de compilare: user.cpp: In function ‘int pos(int)’: user.cpp:45:26: error: ‘abs’ was not declared in this scope int V, ABS = abs(x - i); ^ user.cpp: In function ‘int main()’: user.cpp:76:25: error: ‘memset’ was not declared in this scope memset(d, -1, sizeof(d)); ^ user.cpp:72:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("centru.in", "rt", stdin); ^ user.cpp:73:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("centru.out", "wt", stdout); ^ user.cpp:75:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &N, &K); ^ user.cpp:80:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &a, &b); ^