- UID
- 852722
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/*** P402 ***/
#include <stdio.h>
#include <malloc.h>
#define MAXN 1000
void pnext(int a[],int k)
{
int*b,m=a[0],i,j,r,carry;
b=(int*)malloc(sizeof(int)*(m+1));
for(i=1;i<=m;i++)
b[i]=a[i];
for(j=1;j<k;j++)
{
for(carry=0,i=1;i<=m;i++)
{
r=(i<=a[0]?a[i]+b[i]:a[i])+carry;
a[i]=r%10;
carry=r/10;
}
if(carry)
a[++m]=carry;
}
free(b);
a[0]=m;
}
void write(int *a,int k)
{
inti;
printf("%4d!=",k);
for(i=a[0];i>0;i--)
printf("%d",a[i]);
printf("\n\n");
}
void main()
{
inta[MAXN],n,k;
printf("Enterthe number n: ");
scanf("%d",&n);
a[0]=1;
a[1]=1;
write(a,1);
for(k=2;k<=n;k++)
{
pnext(a,k);
write(a,k);
getchar();
}
} |
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