#include<stdio.h>
#include<string.h>

int main(){
    int n;
    scanf("%d", &n);
    getchar();
    
    if(n < 0){
        printf("Invalid input");
        return 0;
    }
    char sentence[100], words[20][20];
    fgets(sentence, sizeof(sentence), stdin);
    sentence[strcspn(sentence, "\n")] = '\0';
    
    int count = 0;
    char*token = strtok(sentence," ");
    while (token!= NULL && count < n){
        strcpu(words[count++], token);
        token = strtok(NULL, " ")
}

for(int i = count - 1;i >= 0;i--)
printf("%s", words[i]);

return 0;
}