PAT-A1031

#include<stdio.h>int main(){int i=0, j, n, n1, n2, n3, max1=0, max3=0;char temp, c[85];scanf("%c",&temp);while(temp!='\n'){c[i++]=temp;scanf("%c",&temp);}n=i--;for(n2=n;n2>n/3;n2--){n1=(n+2-n2)/2;if(max1<n1)max1=n1;}n2=n+2-2*n1;n1=n1-1;for(i=0;i<n1;i++){printf("%c",c[i]);    for(j=1;j<n2-1;j++)printf(" ");printf("%c\n",c[n-i-1]);}for(j=n1;j<n1+n2;j++)printf("%c",c[j]);printf("\n");return 0;}