Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:108:33: error: ‘tie’ was not declared in this scope tie(X[i], Y[i], R[i]) = make_tuple(X[N], Y[N], R[N]); ^ user.cpp:108:64: error: ‘make_tuple’ was not declared in this scope tie(X[i], Y[i], R[i]) = make_tuple(X[N], Y[N], R[N]); ^ user.cpp:90:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cerc.in", "r", stdin); ^ user.cpp:91:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cerc.out", "w", stdout); ^ user.cpp:94:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); ^ user.cpp:97:45: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &X[i], &Y[i], &R[i]); ^