poj 1017 Packets

#include<stdio.h>int main(){int N, a, b, c, d, e, f, y, x;int u[4] = {0, 5, 3, 1};while(1){scanf("%d%d%d%d%d%d", &a, &b, &c, &d, &e, &f);if(a == 0 && b == 0 && c == 0 && d == 0 && e == 0 && f == 0)break;N = f + e + d + (c + 3) / 4;y = 5 * d + u[c % 4];if(b > y) N += (b - y + 8) / 9;x = 36 * N - 36 * f - 25 * e - 16 * d - 9 * c - 4 * b;if(a > x)N += (a - x + 35) / 36;printf("%dn", N);}return 0;}