c006. Combination Lock、UVA 10550

/*順逆要反過來看*/
#include<stdio.h>
#include<stdlib.h>

int ccw(int a, int b){
    int ans = ( a-b>0 ? a-b : a-b+40) ;
    return ans * 9 ;
}

int main(){
    int a, b, c, d;
    while(scanf("%d %d %d %d", &a, &b, &c, &d)==4){
        if(!a && !b && !c && !d) break ;
        int sum = 1080 ;
        sum += ccw(a,b) ;
        sum += 360-ccw(b,c) ;
        sum += ccw(c,d) ;
        printf("%d\n",sum) ;
    }
    return 0 ;
}