#include<stdio.h>
#include<string.h>
int main(){
    char word[10];
    scanf("%s",word);
    const *keyword[]={"auto","break","char","case","const","default","double","float","for","if"
    };
    int n= sizeof(keywords)/sizeof(keywords[0]);
    int iskeyword =0;
    
    for(int i=0; i<n;i++){
        if(strcmp(word,keyword[i]==0){
            iskeyword=1;
            break;
        }
    }
    printf("%d/n",iskeyword);
    break;
}