Pattern Printing Number with Asterisk
Pattern Printing Number with Asterisk Program in C language
The program must accept an integer N as the input. The program must print the desired pattern as shown in the Example Input/Output sections.
Boundary Condition(s):
1 <= N <= 100
Input Format:
The first line contains the value of N.
Output Format:
The first 2*N lines contain the desired pattern as shown in the Example Input/Output sections.
Example Input/Output 1:
Input:
4
Output:
1
2*3
4*5*6
7*8*9*10
7*8*9*10
4*5*6
2*3
1
Example Input/Output 2:
Input:
7
Output:
1
2*3
4*5*6
7*8*9*10
11*12*13*14*15
16*17*18*19*20*21
22*23*24*25*26*27*28
22*23*24*25*26*27*28
16*17*18*19*20*21
11*12*13*14*15
7*8*9*10
4*5*6
2*3
1
C Program for Pattern Printing Number with Asterisk
#include<stdio.h>
#include <stdlib.h>
int main()
{
int n,limit=1,var=0;
scanf("%d",&n);
for(int i=1;i<=2*n;i++)
{
int p=var;
for(int j=1;j<=limit;j++)
{
printf("%d",++p);
if(j!=limit)
{
printf("*");
}
}
if(i<n)
{
limit++;
var=p;
}
else if(i>n)
{
limit--;
var=var-limit;
}
printf("\n");
}
return 0;
}
Inverted Trapezium Pattern Program In C
Inverted Trapezium Pattern Program In C: The program must accept an integer N as the input. The program must print the desired pattern as shown in the Example Input/Output sections.
Boundary Condition(s):
1 <= N <= 100
Input Format:
The first line contains the value of N.
Output Format:
The first N lines contain the desired pattern as shown in the Example Input/Output sections.
Example Input/Output 1:
Input:
4
Output:
– – – 10 11
– – 8 9 12 13
– 5 6 7 14 15 16
1 2 3 4 17 18 19 20
Example Input/Output 2:
Input:
5
Output:
– – – – 15 16
– – – 13 14 17 18
– – 10 11 12 19 20 21
– 6 7 8 9 22 23 24 25
1 2 3 4 5 26 27 28 29 30
C Program
#include <stdio.h>
void print(int n)
{
while(n-->0)printf("- ");
}
int main()
{
int n;
scanf("%d",&n);
int var= (n*(n+1))/2;
int p1=var,p2=var+1;
for(int i=1;i<=n;i++)
{
print(n-i);
for(int j=1;j<=i;j++)
{
printf("%d ",p1+j-1);
}
p1=p1-(i+1);
for(int j=1;j<=i;j++)
{
printf("%d ",p2++);
}
printf("\n");
}
return 0;
}
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