Compilare: user.cpp: In function ‘int main()’: user.cpp:37:90: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘u64 {aka long long unsigned int}’ [-Wformat=] printf("%d\n", ((u64)expo(P * K, (M - 1) * (N - 1)) * expo(P, M + N - 1)) % 10007); ^ user.cpp:28:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("matrice5.in", "r", stdin); ^ user.cpp:29:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("matrice5.out", "w", stdout); ^ user.cpp:31:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &T); ^ user.cpp:35:45: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d", &N, &M, &P, &K); ^