题解 | #小乐乐求和#
小乐乐求和
http://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); return 0; }
小乐乐求和
http://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); return 0; }
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