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  • hdu 2015

    两次错

    1、被零除;忽略了模会出现0

    2、输出有误,行末没有空格,在第一次之后,每次输出数之前输出空格。

    #include<bits/stdc++.h>
    
    using namespace std;
    int isSU(int n){
        if(n < 2)
            return 0;
        if(n == 2)
            return 1;
        if(n%2 == 0)
            return 0;
        int m = sqrt(n),i;
        for(i = 3;i <= m;i+=2){
            if(n%i == 0)
                break;
        }
        return i > m ? 1 : 0;
    }
    int main()
    {
        int n,m;
        while(scanf("%d %d",&n,&m)!=EOF){
            int x = n / m;
            int y = n % m;
            int t = m+1;
            for(int i = 0;i < x;i++){
                if(i)
                    printf(" ");
                printf("%d",t);
                t+=2*m;
            }
            int sum = 0;
            for(int i = 2 * n;i > 2 * (n - y);i-=2){
                sum += i;
            }
            if(y){
                sum/=y;
                printf(" %d
    ",sum);
            }else{
                printf("
    ");
            }
        }
        return 0;
    }
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  • 原文地址:https://www.cnblogs.com/gudygudy/p/10490521.html
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