You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

37 lines
1.1 KiB
C

#include<stdio.h>
void main()
{
int a[10][10]= {0},i,j,low=0,top=9,n=1;
for(i=0; i<5; i++,low++,top--)
{
for(j=low; j<=top; j++,n++)
a[i][j]=n;
for(j=low+1; j<=top; j++,n++)
a[j][top]=n;
for(j=top-1; j>=low; j--,n++)
a[top][j]=n;
for(j=top-1; j>low; j--,n++)
a[j][low]=n;
}
printf("\t\t\tPerfect Square\n");
for(i=0; i<10; i++)
{
printf("\n\n\t");
for(j=0; j<10; j++)
{
printf("%6d",a[i][j]);
delay(300);
}
}
/*
1 2 3 4 5 6 7 8 9 10
36 37 38 39 40 41 42 43 44 11
35 64 65 66 67 68 69 70 45 12
34 63 84 85 86 87 88 71 46 13
33 62 83 96 97 98 89 72 47 14
32 61 82 95 100 99 90 73 48 15
31 60 81 94 93 92 91 74 49 16
30 59 80 79 78 77 76 75 50 17
29 58 57 56 55 54 53 52 51 18
28 27 26 25 24 23 22 21 20 19
*/