Compilare: user.cpp: In function ‘bool task1()’: user.cpp:22:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return result.back() < 2e9 + 1 && result.size() == slut; } ^ user.cpp: In function ‘bool task2()’: user.cpp:34:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < result.size() && !flag; ++i) ^ user.cpp:36:79: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (fib(fib(result[i - 1], i > 1 ? result[i - 2] : 0), result[i]) < (i + 1 < result.size() ? result[i + 1] : 2e9 + 1)) { ^ user.cpp:54:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return result.back() < 2e9 + 1 && result.size() == slut; } ^ user.cpp: In function ‘int main()’: user.cpp:77:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < result.size(); ++i) ^ user.cpp:78:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] printf("%lld%c", result[i], " \n"[i == result.size() - 1]); ^ user.cpp:58:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("triunghi5.in", "r", stdin); // sa folosesti stdio cu stl e ca si cum ai trage caruta cu veyronul. ^ user.cpp:59:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("triunghi5.out", "w", stdout); ^ user.cpp:61:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &tsk, &n, &k); ^ user.cpp:64:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld", &i); ^