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Copy path1006.cpp
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209 lines (209 loc) · 2.76 KB
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#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <iostream>
#include <cmath>
#include <queue>
#include <map>
#include <stack>
#include <list>
#include <vector>
using namespace std;
#define LL __int64
#define M 100
int a[3010];
LL c[300],ans[300],cc[300];
void MUL(LL x)
{
for (int i=1;i<=ans[0];i++)
ans[i]=ans[i]*x;
for (int i=1;i<=ans[0];i++)
{
ans[i+1]+=ans[i]/M;
ans[i]=ans[i]%M;
}
while (ans[ans[0]+1])
{
ans[0]++;
ans[ans[0]+1]=ans[ans[0]]/M;
ans[ans[0]]%=M;
}
}
void ADD()
{
int f=-1,i;
if (ans[0]<0)
{
if (-ans[0]>c[0]) f=1;
else if (-ans[0]<c[0]) f=0;
else
{
for (i=c[0];i>0;i--)
if (ans[i]>c[i])
{
f=1;
break;
}
else if (ans[i]<c[i])
{
f=0;
break;
}
if (i==0)
{
memset(ans,0,sizeof(ans));
ans[0]=1;
return;
}
}
}
else
{
int l=max(ans[0],c[0]);
for (i=1;i<=l;i++)
{
ans[i+1]+=(ans[i]+c[i])/M;
ans[i]=(ans[i]+c[i])%M;
}
while (ans[ans[0]+1])
{
ans[0]++;
ans[ans[0]+1]+=ans[ans[0]]/M;
ans[ans[0]]%=M;
}
return;
}
if (f!=-1)
{
if (f)
{
for (i=1;i<=-ans[0];i++)
{
ans[i]-=c[i];
if (ans[i]<0)
{
ans[i]+=M;
ans[i+1]-=1;
}
}
while (ans[-ans[0]]==0) ans[0]++;
}
else
{
for (i=1;i<=c[0];i++)
{
ans[i]=c[i]-ans[i];
if (ans[i]<0)
{
ans[i]+=M;
c[i+1]--;
}
}
ans[0]=c[0];
while (ans[ans[0]]==0) ans[0]--;
}
}
}
void SUB()
{
int i;
if (ans[0]<0)
{
int l=max(-ans[0],c[0]);
for (i=1;i<=l;i++)
{
ans[i+1]+=(ans[i]+c[i])/M;
ans[i]=(ans[i]+c[i])%M;
}
while (ans[-ans[0]+1])
{
ans[0]--;
ans[-ans[0]+1]+=ans[-ans[0]]/M;
ans[-ans[0]]%=M;
}
}
else
{
int f=0;
if (ans[0]>c[0]) f=1;
else if (ans[0]<c[0]) f=0;
else
{
for (i=ans[0];i>0;i--)
if (ans[i]>c[i])
{
f=1;
break;
}
else if (ans[i]<c[i])
{
f=0;
break;
}
if (i==0)
{
memset(ans,0,sizeof(ans));
ans[0]=1;
return;
}
}
if (f)
{
for (i=1;i<=ans[0];i++)
{
ans[i]-=c[i];
if (ans[i]<0)
{
ans[i+1]--;
ans[i]+=M;
}
}
while (ans[ans[0]]==0) ans[0]--;
}
else
{
for (i=1;i<=c[0];i++)
{
ans[i]=c[i]-ans[i];
if (ans[i]<0)
{
ans[i]+=M;
c[i+1]--;
}
}
ans[0]=-c[0];
while (ans[-ans[0]]==0) ans[0]++;
}
}
}
int main()
{
int T,i;
__int64 n;
int cas=1;
scanf("%d",&T);
while (T--)
{
scanf("%I64d",&n);
memset(c,0,sizeof(c));
memset(ans,0,sizeof(ans));
int j=0; //0- 1+
c[0]=1;
c[1]=7;
ans[0]=1;
ans[1]=n;
LL x=n;
MUL(8);
SUB();
MUL(x);
c[1]=1;
ADD();
printf("Case #%d: ",cas++);
printf("%I64d",ans[ans[0]]);
for (i=ans[0]-1;i>0;i--)
printf("%02I64d",ans[i]);
printf("\n");
}
return 0;
}