1031 . Hello World for U (20)

#include<iostream>

#include<string>

#include<string.h>

#include <iomanip>

using namespace std;

class CA

{

public:

enum{N=30};

void run();

private:

char st[100];

int n;

};

void CA::run()

{

cin>>st;

int i,j,k,n1,n2;

n=strlen(st);

n1=(n+2)/3;

n2=n+2-2*n1;

j=0;

for(i=0;i<n1-1;i++)

{

printf("%c",st[j]);

for(k=0;k<n2-2;k++)

printf(" ");

printf("%c\n",st[n-1-j]);

j++;

}

for(k=j;k<n-j;k++)

printf("%c",st[k]);

printf("\n");

}

int main()

{

//freopen("test.txt","r",stdin);

CA *a=new CA;

a->run();

return 0;

}