Compilare: user.cpp:5:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning(disable:4996) ^ user.cpp: In function ‘int main()’: user.cpp:21:42: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘int64_t {aka long long int}’ [-Wformat=] printf("%d", exp_by_squaring(n, p) % mod); ^ user.cpp:16:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("lgput.in", "r", stdin); ^ user.cpp:17:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("lgput.out", "w", stdout); ^ user.cpp:20:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &n, &p); ^