## C Program to draw trapezium like below

### Description

```Input:
4
Output:
123417181920
567141516
891213
1011```

### Solution

```#include<stdio.h>
int main()
{
int n,num=1,i,j,k,l,space=0,m=1,number;
printf("Enter row size:");
scanf("%d",&n);
number=n;
for(i=0;i<n;i++)
{
for(j=1;j<=space;j++)
{
printf("-");
}
for(k=1;k<2*n-space;k++)
{
if(k%2==0)
printf("%s","*");
else
printf("%d",num++);
}
printf("%s","*");
for(l=1;l<2*n-space;l++)
{
if(l%2==0)
printf("%s","*");
else
{
printf("%d",m+number*number);
m++;
}
}
number--;

space=space+2;
printf("\n");
}
return 0;
}```

### Explanation

`Refer Video tutorial`

#### Author - Ramesh P Natarajan

Learner, Professor, Technology Trainer, Software Developer and Content Marketer, very much passionate in the field of Software Application Development, Machine Learning and Search Engine Optimization.

Write to: [email protected]

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