#include using namespace std; #define modulo 1000000007 #define mod(mod_x) ((((long long)mod_x+modulo))%modulo) #define Inf 10000000000000000 int main(){ int N; cin>>N; vector y(N); for(int i=0;i>y[i]; } int S = 0; for(int i=0;i x(N); for(int i=0;i