#include<stdio.h>
voidmain()
{
intn,i,sum;
printf("请输入n\n")
scanf("%d",&n);
for(i=1;i<=n;i++)
sum+=1/i;
printf("和是%f\n",sum);
}
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扩展资料
求和从1加到n
voidmain()
{
intn,sum=0;
printf("inputn:\n");
scanf("%d",n);
for(inti=1;i<=n;i++)
{
sum+=i;
}
printf("1tonsum=%d",sum);
}