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C Exercises: Read 10 numbers and find their sum and average

C For Loop: Exercise-4 with Solution

Write a program in C to read 10 numbers from keyboard and find their sum and average.

Pictorial Presentation:

Read 10 numbers and find their sum and average

Sample Solution:

C Code:

#include <stdio.h>
void main()
{       
    int i,n,sum=0;
	float avg;
	printf("Input the 10 numbers : \n");
	for (i=1;i<=10;i++)
	{
                printf("Number-%d :",i);

		scanf("%d",&n);
		sum +=n;
	}
	avg=sum/10.0;
	printf("The sum of 10 no is : %d\nThe Average is : %f\n",sum,avg);
 
}

Sample Output:

Input the 10 numbers :                                                                                        
Number-1 :1                                                                                                   
Number-2 :2                                                                                                   
Number-3 :3                                                                                                   
Number-4 :4                                                                                                   
Number-5 :5                                                                                                   
Number-6 :6                                                                                                   
Number-7 :7                                                                                                   
Number-8 :8                                                                                                   
Number-9 :9                                                                                                   
Number-10 :10                                                                                                 
The sum of 10 no is : 55                                                                                      
The Average is : 5.500000  

Flowchart:

Flowchart: Read 10 numbers and find their sum and average

C Programming Code Editor:

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Next: Write a program in C to display the cube of the number upto a given integer.

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C Programming: Tips of the Day

Static variable inside of a function in C

The scope of variable is where the variable name can be seen. Here, x is visible only inside function foo().

The lifetime of a variable is the period over which it exists. If x were defined without the keyword static, the lifetime would be from the entry into foo() to the return from foo(); so it would be re-initialized to 5 on every call.

The keyword static acts to extend the lifetime of a variable to the lifetime of the programme; e.g. initialization occurs once and once only and then the variable retains its value - whatever it has come to be - over all future calls to foo().

Ref : https://bit.ly/3fOq7XP