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  1. // calculation the sum using for (decrement) 
  2.  
  3. #include<stdio.h>
  4. #include<stdlib.h>
  5. int main() {
  6.     int N;
  7.     printf("Enter your number :");
  8.     scanf("%d",&N);
  9.     int s=0,i=N;
  10.     for(int i=N ; i>=0;i--) {
  11.          s=s+i;
  12.     }
  13.     printf("the sum is:%d",s);
  14. }
Success #stdin #stdout 0s 5456KB
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stdin
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Standard input is empty
stdout
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Enter your number :the sum is:536821761
https://ideone.com/Di7DHR
calculation the sum using for (decrement)
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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