Submission #12737

#	Time	Username	Problem	Language	Result	Execution time	Memory
12737		ainu7	Inherited disease (kriii1_I)	C++98	0 / 1	0 ms	1676 KiB

I

#include <math.h>
#include <stdio.h>
#include <string.h>
#include <vector>
#include <string>
#include <queue>
#include <map>
#include <algorithm>
#include <cmath>
#include <iostream>
#include <sstream>
#include <set>
using namespace std;

int mmod = 1000000007;

int main()
{
  int D;
  cin >> D;
  int prv_start = 0;
  int prv_num = 0;
  int fac = 1;
  for (int i=1; i<=D; i++) {
    int tmp;
    cin >> tmp;
    int nxt_start = (prv_start + fac) % mmod;
    int nxt_num = (tmp - 1 + nxt_start + 1LL * (prv_num - prv_start) * i) % mmod;
    fac = (1LL * fac * i) % mmod;
    printf("%d\n", nxt_num);
    prv_start = nxt_start;
    prv_num = nxt_num;
  }
}

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