mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
77 lines
1.6 KiB
C++
77 lines
1.6 KiB
C++
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#include<stdio.h>
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#include<string.h>
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#define LL long long
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#define M 1000000007
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struct Matrix
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{
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LL a[6][6];
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}origin,res,tmp,A,ans;
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int n;
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Matrix mul(Matrix x,Matrix y)
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{
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int i,j,k;
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memset(tmp.a,0,sizeof(tmp.a));
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for(i=1;i<=n;i++)
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for(j=1;j<=n;j++)
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for(k=1;k<=n;k++)
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{
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tmp.a[i][j]+=(x.a[i][k]*y.a[k][j])%M;
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tmp.a[i][j]%=M;
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}
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return tmp;
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}
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void quickpow(LL k)
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{
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int i;
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memset(res.a,0,sizeof(res.a));
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for(i=1;i<=n;i++)
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res.a[i][i]=1;
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while(k)
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{
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if(k&1)
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res=mul(res,A);
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A=mul(A,A);
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k>>=1;
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}
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}
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int main()
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{
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LL N,a0,ax,ay,b0,bx,by;
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LL f1,a1,b1,s0;
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while(scanf("%lld %lld %lld %lld %lld %lld %lld",&N,&a0,&ax,&ay,&b0,&bx,&by)!=EOF)
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{
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if(N==0)
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{
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printf("0\n");
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continue;
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}
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a1=(a0*ax+ay)%M;
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b1=(b0*bx+by)%M;
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f1=(a1*b1)%M;
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s0=(a0*b0)%M;
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n=5;
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memset(origin.a,0,sizeof(origin.a));
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origin.a[1][1]=f1;
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origin.a[1][2]=a1;
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origin.a[1][3]=b1;
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origin.a[1][4]=1;
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origin.a[1][5]=s0;
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memset(A.a,0,sizeof(A.a));
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A.a[1][1]=(ax*bx)%M;
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A.a[1][5]=1;
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A.a[2][1]=(ax*by)%M;
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A.a[2][2]=ax%M;
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A.a[3][1]=(ay*bx)%M;
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A.a[3][3]=bx%M;
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A.a[4][1]=(ay*by)%M;
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A.a[4][2]=ay%M;
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A.a[4][3]=by%M;
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A.a[4][4]=1;
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A.a[5][5]=1;
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quickpow(N-1);
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ans=mul(origin,res);
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printf("%lld\n",ans.a[1][5]);
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}
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return 0;
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}
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