Compilare: main.c:5:5: warning: conflicting types for built-in function 'exp'; expected 'double(double)' [-Wbuiltin-declaration-mismatch] 5 | int exp(long long a, long long b){ | ^~~ main.c:3:1: note: 'exp' is declared in header '<math.h>' 2 | #include <stdlib.h> +++ |+#include <math.h> 3 | #define MOD 1000000009 main.c: In function 'main': main.c:37:18: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long long int' [-Wformat=] 37 | fprintf(fout,"%d\n",s); | ~^ ~ | | | | int long long int | %lld