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