题解 | #小乐乐求和#
小乐乐求和
https://www.nowcoder.com/practice/ce0b2eacd3d04647831358c2876e44ff
#include <stdio.h>
int main()
{
int n;
scanf("%d",&n);
long long sum=0;
for(int i=1;i<=n;i++){
sum+=i;
}
printf("%lld",sum);
}
小乐乐求和
https://www.nowcoder.com/practice/ce0b2eacd3d04647831358c2876e44ff
#include <stdio.h>
int main()
{
int n;
scanf("%d",&n);
long long sum=0;
for(int i=1;i<=n;i++){
sum+=i;
}
printf("%lld",sum);
}
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