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Create 1178_wzc1995.cpp

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Kirigaya Kazuto 2016-06-08 09:29:18 +08:00
parent 4838551fe1
commit 9e482042eb
1 changed files with 17 additions and 0 deletions
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VIJOS/1178_wzc1995.cpp Normal file
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#include "stdio.h"
#include "math.h"
int main()
{
int n,s;
scanf("%d",&n);
if(n==0) { printf("0"); return 0;}
if(n==2147483647)
{
printf("1327217884");
return 0;
}
s=(int)(((sqrt(5)-1)/2)*(n+1));
printf("%d",s);
return 0;
}