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C program to find sum of the square of all natural numbers from 1 to N

mahmoud2506
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2022-05-03
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 C program to find sum of the square of all natural numbers from 1 to N.
Series: 1^2+2^2+3^2+4^2+..N^2

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mahmoud2506
2022-05-03
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/*This program will print the sum of the square 
of all natural numbers from 1 to N.*/

#include<stdio.h>
    
int main()
{
	int i,N;
	unsigned long sum;
	
	/*read value of N*/
	printf("Enter the value of N: ");
	scanf("%d",&N);
	
	/*set sum by 0*/
	sum=0;
	
	/*calculate sum of the series*/
	for(i=1;i<=N;i++)
		sum= sum+ (i*i);
	
	/*print the sum*/
	
	printf("Sum of the series is: %ld\n",sum);
	
	return 0;
}
    Enter the value of N: 100
    Sum of the series is: 338350

 

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