#include<stdio.h>
#include<string.h>
int main(){
    char word[31];
    scanf("%30s",word);
    char *keyword[] = {
        "auto","break","case","char","const","do","double","else","switch"
        "void","float",
    };
        int found =0;
        for(int i=0;i<32;i++){
            if(strcmp(word , keyword[i])==0)
 {
                found = 1;
                break;
            }
        }
        print("%d\n",found);
        return 0;
    }