1031. Hello World for U (20)

1031. Hello World for U (20)

#include<stdio.h>
#include<string.h>
int Getn2(int N);
int main()
{
    char s[100];
    int N,n1,n2,n3;
    int i;
    gets(s);
    N=strlen(s);
    n2=Getn2(N);
    n1=n3=(N+2-n2)/2;
    for(i=0;i<N;i++)
    {
        if(n1>0)
        {
            printf("%c",s[i]);
            int j;
            if(n1!=1)
            {
                for(j=0;j<n2-2;j++)printf(" ");
            }
            else
            {
                for(j=n3;j<N-n3;j++)printf("%c",s[j]);
            }
            printf("%c\n",s[N-1-i]);
            n1--;
        }
        else break;
    }
}
int Getn2(int N)
{
    int m,r;
    m=N+2;
    r=m%3;
    return (m-r)/3+r;
}

转载于:https://www.cnblogs.com/xLester/p/7570499.html