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답안 #22368

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
22368 2017-04-30T04:15:19 Z past future present(#977, kazel, pjh0123, nemo) Fully Generate (KRIII5_FG) C++14
2 / 7
 500 ms 394472 KB 
#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;
typedef long long ll;
const ll mod = 1000000007;
vector<ll> sum;

ll pow(ll a, ll b){
    ll t = a;
    ll r = 1;
    while(b){
        if(b&1){
            r=r*t%mod;
        }
        t=t*t%mod;
        b>>=1;
    }
    return r;
}
int main(){
    ll n;
    scanf("%lld",&n);
    sum.push_back(0);
    sum.push_back(1);
    sum.push_back(3);
    if(n<=3){
        printf("%d\n",n==1?1:n==2?2:4);
        return 0;
    }
    ll prev = 2; 
    for(ll i=3;i<40000000;i++){
        ll x = prev;
        if(sum[prev]<=i)prev++;
        if(sum.back()+x >= n){
            x -= (sum.back()+x-n);
            sum.push_back(sum.back()+x);
            break;
        }
        sum.push_back(sum.back()+x);
    }
    sum.push_back(sum.back());
    ll x = 1;
    ll ans = 1;
    for(int i=1;i<sum.size()-1;i++){
        x=x*i%mod;
        if(sum[i]-sum[i-1]!=sum[i+1]-sum[i]){
            ans=ans*pow(x,sum[i]-sum[i-1])%mod;
            x = 1;
        }
    }
    printf("%lld",ans);

}

Compilation message

FG.cpp: In function 'int main()':
FG.cpp:45:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1;i<sum.size()-1;i++){
                  ^
FG.cpp:23:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld",&n);
                     ^

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 1172 KB Output is correct
2 Correct 0 ms 1172 KB Output is correct
3 Correct 0 ms 1172 KB Output is correct
4 Correct 0 ms 1172 KB Output is correct
5 Correct 0 ms 1172 KB Output is correct
6 Correct 0 ms 1172 KB Output is correct
7 Correct 0 ms 1172 KB Output is correct
8 Correct 0 ms 1172 KB Output is correct
9 Correct 0 ms 1172 KB Output is correct
10 Correct 0 ms 1172 KB Output is correct
11 Correct 0 ms 1172 KB Output is correct
12 Correct 0 ms 1312 KB Output is correct
13 Correct 0 ms 1312 KB Output is correct
14 Correct 0 ms 1172 KB Output is correct
15 Correct 0 ms 1312 KB Output is correct
16 Correct 0 ms 1312 KB Output is correct
17 Correct 0 ms 1312 KB Output is correct
18 Correct 0 ms 1312 KB Output is correct
19 Correct 0 ms 1172 KB Output is correct
20 Correct 0 ms 1312 KB Output is correct
21 Correct 0 ms 1312 KB Output is correct
22 Correct 0 ms 1312 KB Output is correct
23 Correct 0 ms 1172 KB Output is correct
24 Correct 0 ms 1312 KB Output is correct
25 Correct 0 ms 1312 KB Output is correct
26 Correct 0 ms 1172 KB Output is correct
27 Correct 0 ms 1312 KB Output is correct
28 Correct 0 ms 1312 KB Output is correct
29 Correct 0 ms 1312 KB Output is correct
30 Correct 0 ms 1312 KB Output is correct
31 Correct 0 ms 1312 KB Output is correct
32 Correct 0 ms 1172 KB Output is correct
33 Correct 0 ms 1312 KB Output is correct
34 Correct 0 ms 1312 KB Output is correct
35 Correct 0 ms 1312 KB Output is correct
36 Correct 0 ms 1312 KB Output is correct
37 Correct 0 ms 1172 KB Output is correct
38 Correct 0 ms 1312 KB Output is correct
39 Correct 0 ms 1312 KB Output is correct
40 Correct 0 ms 1312 KB Output is correct
41 Correct 0 ms 1172 KB Output is correct
42 Correct 0 ms 1312 KB Output is correct
43 Correct 0 ms 1172 KB Output is correct
44 Correct 0 ms 1312 KB Output is correct
45 Correct 0 ms 1312 KB Output is correct
46 Correct 0 ms 1312 KB Output is correct
47 Correct 0 ms 1312 KB Output is correct
48 Correct 0 ms 1312 KB Output is correct
49 Correct 0 ms 1312 KB Output is correct
50 Correct 0 ms 1312 KB Output is correct

Subtask #2
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 1172 KB Output is correct
2 Correct 0 ms 1172 KB Output is correct
3 Correct 0 ms 1172 KB Output is correct
4 Correct 0 ms 1172 KB Output is correct
5 Correct 0 ms 1172 KB Output is correct
6 Correct 0 ms 1172 KB Output is correct
7 Correct 0 ms 1172 KB Output is correct
8 Correct 0 ms 1172 KB Output is correct
9 Correct 0 ms 1172 KB Output is correct
10 Correct 0 ms 1172 KB Output is correct
11 Correct 0 ms 1172 KB Output is correct
12 Correct 0 ms 1312 KB Output is correct
13 Correct 0 ms 1312 KB Output is correct
14 Correct 0 ms 1172 KB Output is correct
15 Correct 0 ms 1312 KB Output is correct
16 Correct 0 ms 1312 KB Output is correct
17 Correct 0 ms 1312 KB Output is correct
18 Correct 0 ms 1312 KB Output is correct
19 Correct 0 ms 1172 KB Output is correct
20 Correct 0 ms 1312 KB Output is correct
21 Correct 0 ms 1312 KB Output is correct
22 Correct 0 ms 1312 KB Output is correct
23 Correct 0 ms 1172 KB Output is correct
24 Correct 0 ms 1312 KB Output is correct
25 Correct 0 ms 1312 KB Output is correct
26 Correct 0 ms 1172 KB Output is correct
27 Correct 0 ms 1312 KB Output is correct
28 Correct 0 ms 1312 KB Output is correct
29 Correct 0 ms 1312 KB Output is correct
30 Correct 0 ms 1312 KB Output is correct
31 Correct 0 ms 1312 KB Output is correct
32 Correct 0 ms 1172 KB Output is correct
33 Correct 0 ms 1312 KB Output is correct
34 Correct 0 ms 1312 KB Output is correct
35 Correct 0 ms 1312 KB Output is correct
36 Correct 0 ms 1312 KB Output is correct
37 Correct 0 ms 1172 KB Output is correct
38 Correct 0 ms 1312 KB Output is correct
39 Correct 0 ms 1312 KB Output is correct
40 Correct 0 ms 1312 KB Output is correct
41 Correct 0 ms 1172 KB Output is correct
42 Correct 0 ms 1312 KB Output is correct
43 Correct 0 ms 1172 KB Output is correct
44 Correct 0 ms 1312 KB Output is correct
45 Correct 0 ms 1312 KB Output is correct
46 Correct 0 ms 1312 KB Output is correct
47 Correct 0 ms 1312 KB Output is correct
48 Correct 0 ms 1312 KB Output is correct
49 Correct 0 ms 1312 KB Output is correct
50 Correct 0 ms 1312 KB Output is correct
51 Correct 413 ms 394472 KB Output is correct
52 Correct 489 ms 394472 KB Output is correct
53 Correct 459 ms 394472 KB Output is correct
54 Correct 436 ms 394472 KB Output is correct
55 Correct 446 ms 394472 KB Output is correct
56 Correct 463 ms 394472 KB Output is correct
57 Correct 439 ms 394472 KB Output is correct
58 Correct 449 ms 394472 KB Output is correct
59 Correct 449 ms 394472 KB Output is correct
60 Execution timed out 500 ms 394472 KB Execution timed out
61 Halted 0 ms 0 KB -