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67 lines (65 loc) · 1.47 KB
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magicsq.c
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67 lines (65 loc) · 1.47 KB
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#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j,x,c,m,k;
int a[10][10];
scanf("%d",&n);
x=n*n;
m=n-1;
c=1;
k=n/2;
for(i=0;i<n;i++)
{
for(j=0;j<n;j++)
{
a[i][j]=0;
}
}
a[0][k]=c++;
i=0;j=k;
while(c<=x)
{
i--;
j++;
if((i==(-1))&&(j==n))
{
i=i+2;
j--;
goto lab;
}
lab:if((i!=(-1))&&(j!=n))
{
if(a[i][j]==0)
{
a[i][j]=c++;
continue;
}
else
{
i=i+2;
j--;
goto lab;
}
}
if((i==(-1))&&(j<n))
{
i=m;
goto lab;
}
else if((j==n)&&(i<n))
{
j=0;
goto lab;
}
}
for(i=0;i<n;i++)
{
for(j=0;j<n;j++)
{
printf("\t %d",a[i][j]);
}
printf("\n");
}
getch();
}