Submission #22356

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
22356	2017-04-30T04:11:27 Z	past future present(#977, kazel, pjh0123, nemo)	Fully Generate (KRIII5_FG)	C++14	2 / 7	413 ms	656704 KB

#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;
typedef long long ll;
const ll mod = 1000000007;
vector<ll> v;
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);
    v.push_back(0);
    sum.push_back(0);
    v.push_back(1);
    sum.push_back(1);
    v.push_back(2);
    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);
            v.push_back(x);
            sum.push_back(sum.back()+x);
            break;
        }
        v.push_back(x);
        sum.push_back(sum.back()+x);
    }
    v.push_back(0);
    ll x = 1;
    ll ans = 1;
    for(int i=1;i<v.size()-1;i++){
        x=x*i%mod;
        if(v[i]!=v[i+1]){
            ans=ans*pow(x,v[i])%mod;
            x = 1;
        }
    }
    printf("%lld",ans);

}

Compilation message

FG.cpp: In function 'int main()':
FG.cpp:51:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1;i<v.size()-1;i++){
                  ^
FG.cpp:24:21: 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

#	Verdict	Memory	Grader output
1	Correct	1172 KB	Output is correct
2	Correct	1172 KB	Output is correct
3	Correct	1172 KB	Output is correct
4	Correct	1172 KB	Output is correct
5	Correct	1172 KB	Output is correct
6	Correct	1172 KB	Output is correct
7	Correct	1172 KB	Output is correct
8	Correct	1172 KB	Output is correct
9	Correct	1172 KB	Output is correct
10	Correct	1172 KB	Output is correct
11	Correct	1172 KB	Output is correct
12	Correct	1332 KB	Output is correct
13	Correct	1332 KB	Output is correct
14	Correct	1172 KB	Output is correct
15	Correct	1332 KB	Output is correct
16	Correct	1332 KB	Output is correct
17	Correct	1332 KB	Output is correct
18	Correct	1332 KB	Output is correct
19	Correct	1172 KB	Output is correct
20	Correct	1332 KB	Output is correct
21	Correct	1332 KB	Output is correct
22	Correct	1332 KB	Output is correct
23	Correct	1172 KB	Output is correct
24	Correct	1332 KB	Output is correct
25	Correct	1332 KB	Output is correct
26	Correct	1172 KB	Output is correct
27	Correct	1332 KB	Output is correct
28	Correct	1332 KB	Output is correct
29	Correct	1332 KB	Output is correct
30	Correct	1332 KB	Output is correct
31	Correct	1332 KB	Output is correct
32	Correct	1172 KB	Output is correct
33	Correct	1332 KB	Output is correct
34	Correct	1332 KB	Output is correct
35	Correct	1332 KB	Output is correct
36	Correct	1332 KB	Output is correct
37	Correct	1172 KB	Output is correct
38	Correct	1332 KB	Output is correct
39	Correct	1332 KB	Output is correct
40	Correct	1332 KB	Output is correct
41	Correct	1172 KB	Output is correct
42	Correct	1332 KB	Output is correct
43	Correct	1172 KB	Output is correct
44	Correct	1332 KB	Output is correct
45	Correct	1332 KB	Output is correct
46	Correct	1332 KB	Output is correct
47	Correct	1332 KB	Output is correct
48	Correct	1332 KB	Output is correct
49	Correct	1332 KB	Output is correct
50	Correct	1332 KB	Output is correct

Subtask #2
0 / 5.0

#	Verdict	Execution time	Memory	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	1332 KB	Output is correct
13	Correct	0 ms	1332 KB	Output is correct
14	Correct	0 ms	1172 KB	Output is correct
15	Correct	0 ms	1332 KB	Output is correct
16	Correct	0 ms	1332 KB	Output is correct
17	Correct	0 ms	1332 KB	Output is correct
18	Correct	0 ms	1332 KB	Output is correct
19	Correct	0 ms	1172 KB	Output is correct
20	Correct	0 ms	1332 KB	Output is correct
21	Correct	0 ms	1332 KB	Output is correct
22	Correct	0 ms	1332 KB	Output is correct
23	Correct	0 ms	1172 KB	Output is correct
24	Correct	0 ms	1332 KB	Output is correct
25	Correct	0 ms	1332 KB	Output is correct
26	Correct	0 ms	1172 KB	Output is correct
27	Correct	0 ms	1332 KB	Output is correct
28	Correct	0 ms	1332 KB	Output is correct
29	Correct	0 ms	1332 KB	Output is correct
30	Correct	0 ms	1332 KB	Output is correct
31	Correct	0 ms	1332 KB	Output is correct
32	Correct	0 ms	1172 KB	Output is correct
33	Correct	0 ms	1332 KB	Output is correct
34	Correct	0 ms	1332 KB	Output is correct
35	Correct	0 ms	1332 KB	Output is correct
36	Correct	0 ms	1332 KB	Output is correct
37	Correct	0 ms	1172 KB	Output is correct
38	Correct	0 ms	1332 KB	Output is correct
39	Correct	0 ms	1332 KB	Output is correct
40	Correct	0 ms	1332 KB	Output is correct
41	Correct	0 ms	1172 KB	Output is correct
42	Correct	0 ms	1332 KB	Output is correct
43	Correct	0 ms	1172 KB	Output is correct
44	Correct	0 ms	1332 KB	Output is correct
45	Correct	0 ms	1332 KB	Output is correct
46	Correct	0 ms	1332 KB	Output is correct
47	Correct	0 ms	1332 KB	Output is correct
48	Correct	0 ms	1332 KB	Output is correct
49	Correct	0 ms	1332 KB	Output is correct
50	Correct	0 ms	1332 KB	Output is correct
51	Runtime error	413 ms	656704 KB	Execution killed with signal 9 (could be triggered by violating memory limits)
52	Halted	0 ms	0 KB	-

Submission #22356

Compilation message

Subtask #1 2.0 / 2.0

Subtask #2 0 / 5.0

Subtask #1
2.0 / 2.0

Subtask #2
0 / 5.0