#include<stdio.h> #include<math.h> #include<string.h> //#include<algorithm> #include <bits/stdc++.h> using namespace std; int main() { int T; scanf("%d",&T); int k=1; while(T--) { long long int A,B; scanf("%lld",&A); scanf("%lld",&B); printf("Case #%d:\n",k); printf("%lld\n",A-B); k++; } } |
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