C LANGUAGE - SUM OF N NUMBERS

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/* Sum of 1 + 2 +.....+ n series */ #include main() { int n,i; int sum=0; printf("Enter the n i.e. max values of series: "); scanf("%d",&n); sum = (n * (n + 1)) / 2; printf("Sum of the series: "); for(i =1;i <= n;i++){ if (i!=n) printf("%d + ",i); else printf("%d = %d ",i,sum); } }
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