Submission #20014

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
20014	2016-02-25 08:30:10	xdoju	카드 (kriii4_Z)	C++14	0 / 100	1000 ms	71872 KiB

Z

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#include <stdio.h>
const int MOD = 1000000007;
int mul(int x, int y){ return (long long)x * y % MOD; }
int power(int x, int y){
  if(y == 0) return 1;
  int r = power(x, y / 2);
  r = mul(r, r);
  if(y % 2 == 1) r = mul(r, x);
  return r;
}
int modinv(int x){ return power(x, MOD - 2); }
int dp[3010][3010];
int comb[3010][3010];
int D[3010];
int main(){
  int N, L; scanf("%d%d", &N, &L);
  for(int i = 1; i <= N; i++) scanf("%d", &D[i]);
  comb[0][0] = 1;
  for(int i = 1; i <= L; i++){
    comb[i][0] = 1;
    for(int j = 1; j <= i; j++){
      comb[i][j] = (comb[i - 1][j - 1] + comb[i - 1][j]) % MOD;
    }
 
 
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• Subtask 1: 0 / 13
• Subtask 2: 0 / 87