C Program to display series and find sum of 1+3+5+……..+n

				
					#include<stdio.h> 
#include<conio.h> 
void main() 
{ 
int n,i,sum=0; 
clrscr(); 
printf(“Enter any no: ”); 
scanf(“%d”,&n); 
for(i=1;i<n;i=i+2) 
{ 
printf(“%d+”,i); 
sum=sum+i; 
} 
printf("%d",n); 
printf("\nsum=%d",sum+n);
getch(); 
}
				
			
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Output:
Enter any no: 7 1+3+5+7
Sum=16
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