cf B. Simple Molecules

http://codeforces.com/contest/344/problem/B

 1 #include <cstdio>

 2 #include <cstring>

 3 using namespace std;

 4 

 5 int main()

 6 {

 7     int a,b,c;

 8     int t1=0,t2=0,t3=0;

 9     while(scanf("%d%d%d",&a,&b,&c)!=EOF)

10     {

11         bool flag=false;

12         for(int i=0; i<=a; i++)

13         {

14             t1=i;

15             if(b-i>=0)

16             {

17                 t2=b-i;

18                 if(c-(b-i)==a-i)

19                 {

20                     flag=true;

21                     t3=c-(b-i);

22                     break;

23                 }

24             }

25         }

26         if(flag)

27         printf("%d %d %d\n",t1,t2,t3);

28         else

29             printf("Impossible\n");

30     }

31     return 0;

32 }

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