Submission #1353401


Source Code Expand

#include<bits/stdc++.h>
typedef long long ll;
const int p=1e9+7;

void up(int &a,int b){(a+=b)>=p&&(a-=p);}

ll f[101][3];

int T,k;
ll x,y,ans;

void dfs(ll a,ll b,int t)
{
    if(t+1==k){ans+=((y-a)/b+(x-a)/b)%p;return;}

    for(a+=b;f[k-t][1]*b+f[k-t][2]*a<=x&&f[k-t+1][1]*b+f[k-t+1][2]*a<=y;a+=b)
	dfs(b,a,t+1);
}

int main()
{
    f[1][0]=f[1][1]=f[2][0]=f[2][2]=1;
    for(int i=3;i<=100;++i)
	for(int j=0;j<=2;++j)
	    f[i][j]=f[i-2][j]+f[i-1][j];
    
    scanf("%d",&T);
    for(;T--;)
    {
	scanf("%lld%lld",&x,&y);
	if(x>y)std::swap(x,y);

	if(x<2){printf("1 %lld\n",y%p);continue;}

	for(k=2;f[k][0]<=x&&f[k+1][0]<=y;++k);
	if((k-=2)<2){printf("1 %lld\n",x*y%p);continue;}

	ans=0;
	for(int i=2;f[k][1]+f[k][2]*i<=x&&f[k+1][1]+f[k+1][2]*i<=y;++i)
	    dfs(1,i,1);
	printf("%d %lld\n",k,ans%p);
    }
    
    return 0;
}

Submission Info

Submission Time
Task F - Kenus the Ancient Greek
User zrnlkc
Language C++14 (GCC 5.4.1)
Score 1700
Code Size 881 Byte
Status AC
Exec Time 3623 ms
Memory 3968 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:27:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&T);
                   ^
./Main.cpp:30:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld",&x,&y);
                         ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 1700 / 1700
Status
AC × 2
AC × 26
Set Name Test Cases
Sample s1.txt, s2.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, s1.txt, s2.txt
Case Name Status Exec Time Memory
01.txt AC 1046 ms 3200 KB
02.txt AC 1046 ms 3200 KB
03.txt AC 1043 ms 3200 KB
04.txt AC 1045 ms 3200 KB
05.txt AC 1043 ms 3328 KB
06.txt AC 1046 ms 3200 KB
07.txt AC 1044 ms 3200 KB
08.txt AC 1036 ms 3200 KB
09.txt AC 1045 ms 3200 KB
10.txt AC 1065 ms 3200 KB
11.txt AC 2037 ms 1920 KB
12.txt AC 2023 ms 1920 KB
13.txt AC 266 ms 1792 KB
14.txt AC 266 ms 1792 KB
15.txt AC 299 ms 3968 KB
16.txt AC 300 ms 3968 KB
17.txt AC 128 ms 3712 KB
18.txt AC 127 ms 3712 KB
19.txt AC 3623 ms 3456 KB
20.txt AC 3595 ms 3456 KB
21.txt AC 1 ms 256 KB
22.txt AC 1 ms 256 KB
23.txt AC 1 ms 256 KB
24.txt AC 1 ms 256 KB
s1.txt AC 1 ms 256 KB
s2.txt AC 1 ms 256 KB