Compilare: user.cpp: In function ‘void inmultire(int (*)[4], int (*)[4], int (*)[4])’: user.cpp:17:17: warning: unused variable ‘s’ [-Wunused-variable] int s=0; ^ user.cpp: In function ‘int main()’: user.cpp:63:47: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d", (1LL*fib[1][1]+fib[2][1])%MOD); ^ user.cpp:57:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("kfib.in", "r", stdin); ^ 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("kfib.out", "w", stdout); ^ user.cpp:60:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &k); ^