#include<stdio.h>
#define length 1024
 
int main()
{
    char a[length],b[length],c[length];
    int i=1;
    a[0]=' ';
    while(scanf("%c",&a[i])!=EOF){
        int n=0,m=0;
        if(a[i]=='\n'){
            for(int j=i-1; j>=0; j--){
                b[n]=a[j];
                if(b[n]==' '){
                   for(int k=n-1; k>=0; k--){
                        c[m]=b[k];
                        printf("%c",c[m]);
                        m++;
                   }
                   printf(" ");
                   m=0;
                   n=0;
                }
                else {
                    n++;
                }
            }
        printf("\n");
        i=1;
        }
 
        else if(a[i]!='\n'){
            i++;
        }
    }
}

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c2VudGVuY2UuIHRlc3Qgc2FtcGxlIGEgaXMgVGhpcwpVbml2ZXJzaXR5LiBDaHJpc3RpYW4gWXVhbiBDaHVuZyB0aGUgbWVhbnMgQ1lDVQpBLiBpcyBFbmdsaXNoIHRoZSBpbiBsZXR0ZXIgZmlyc3QgVGhlClouIGlzIEVuZ2xpc2ggdGhlIGluIGxldHRlciBsYXN0IFRoZQo=

sentence. test sample a is This
University. Christian Yuan Chung the means CYCU
A. is English the in letter first The
Z. is English the in letter last The