Compilare: main.cpp: In function 'int main()': main.cpp:39:55: warning: format '%d' expects argument of type 'int', but argument 2 has type 'll {aka long long int}' [-Wformat=] scanf("%lld", &n), solve(), printf("%d\n", solfinl); ^ main.cpp:41:33: warning: format '%d' expects argument of type 'int', but argument 2 has type 'll {aka long long int}' [-Wformat=] printf("%d\n", solfin[i]); ^ main.cpp:37:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("sumfact.in", "r", stdin); ^ main.cpp:38:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("sumfact.out", "w", stdout); ^ main.cpp:39:56: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld", &n), solve(), printf("%d\n", solfinl); ^