For N=5,
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
#include<stdio.h>
int main()
{
int i, j, n=5;
for(i=0; i<5; i++) //this loop tracks no. of lines
{
for(j=0; j<=i; j++)//this loop tracks numbers in a row
{
printf("%d ",j+1); //this line prints a number
}
printf("\n");
}
return 0;
}
Output of program
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
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