c语言问题。求1+1⼀3 +1⼀5+…的前n 项之和,求帮助

2025-03-24 00:51:34
推荐回答(3个)
回答1:

#include
void main()
{
int a,n;
float c,sum=0;
printf("Enter n: ");
scanf("%d",&n);
for (a=1;c<=n;c=c+2)
sum=sum+1/n;
printf("sum=%f",c);
}

回答2:

将for ( b=1;b<=2*n;b=b+2)改为for ( b=0;b将c=c+(float)1/n;改为c+=(float)1/(2*b+1);

回答3:

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