delete pics to save space

2.12108.cpp

@@ -0,0 +1,57 @@
+#include<cstdio>
+#include<cstring>
+const int mod=1333331;
+int A[150],B[150],c[150],T[150];
+bool e[mod];
+int n,w,x,kase,t;
+inline int hsh()
+{
+	int y=0;
+	for(int i=1;i<=n;i++)
+		y=(y*10+(c[i]+t)%T[i])%mod;
+	return y;
+}
+inline int awake()
+{
+	int y=0;
+	for(int i=1;i<=n;i++)
+		y+=(c[i]+t)%T[i]<A[i];
+	return y;
+}
+inline void check()
+{
+	for(int i=1;i<=n;i++)
+		if((c[i]+t)%T[i]==A[i]&&w>=n-w)
+			c[i]=-t;
+}
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	while(scanf("%d",&n)==1&&n)
+	{
+		for(int i=1;i<=n;i++)
+		{
+			scanf("%d%d%d",&A[i],&B[i],&c[i]);
+			c[i]--;
+			T[i]=A[i]+B[i];
+		}
+		memset(e,0,sizeof(e));
+		t=0;
+		x=hsh();
+		while(!e[x])
+		{
+			e[x]=1;
+			w=awake();
+			if(w==n) break;
+			t++;
+			check();
+			x=hsh();
+		}
+		printf("Case %d: ",++kase);
+		if(w==n) printf("%d\n",t+1);
+		else printf("%d\n",-1);
+	}
+	return 0;
+}