Program:
#include <stdio.h>
int main()
{
int i,j,r,counter=1;
printf("Enter how many rows you want to print");
scanf("%d",&r);
for(i=1;i<=r;i++)
{
for(j=1;j<=i;j++)
{
printf("\t%d",counter);
counter++;
}
printf("\n");
}
return 0;
}
Output:
Enter how many rows you want to print 4
1
2 3
4 5 6
7 8 9 10
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