#include <stdio.h>

int main(){
    int d;
    scanf("%d", &d);
    printf("%o", d);
}

#include <stdio.h>

int main (){
    int d;
    scanf("%d", &d);
    printf("%x", d);
}

#include <stdio.h>

int main (){
    int a, b;
    scanf("%d.%d", &a, &b);
    printf("%d\n%d", a, b);
}

#include <stdio.h>

int main (){
    int n;
    scanf("%o", &n);
    printf("%d", n);
}

#include <stdio.h>

int main (){
    int d;
    scanf("%x", &d);
    printf("%o", d);
}

#include <stdio.h>

int main (){
    char c;
    scanf("%c", &c);
    printf("%d", c);
}

#include <stdio.h>

int main (){
    unsigned int d;
    scanf("%d", &d);
    printf("%c", d);
}

#include <stdio.h>

int main (){
    long long int a, b;
    scanf("%lld %lld", &a, &b);
    printf("%lld", a + b);
}

#include <stdio.h>

int main(){
    long long int a, b;
    scanf("%lld %lld", &a, &b);
    printf("%lld", a+b);
}

#include <stdio.h>

int main(){
    int a;
    scanf("%d", &a);
    printf("%d", -a);
}