delete pics to save space

2.10048.cpp

@@ -0,0 +1,36 @@
+#include<cstdio>
+#include<algorithm>
+using namespace std;
+const int maxn=100,oo=1<<30;
+int d[maxn+5][maxn+5];
+int n,m,q,a,b,c,i,j,k,kase;
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	while(scanf("%d%d%d",&n,&m,&q)==3&&!(n==0&&m==0&&q==0))
+	{
+		for(i=1;i<=n;i++)
+			for(j=1;j<=n;j++)
+				d[i][j]=(i==j?0:oo);
+		for(i=0;i<m;i++)
+		{
+			scanf("%d%d%d",&a,&b,&c);
+			d[a][b]=d[b][a]=c;
+		}
+		for(k=1;k<=n;k++)
+			for(i=1;i<=n;i++)
+				for(j=1;j<=n;j++)
+					d[i][j]=min(d[i][j],max(d[i][k],d[k][j]));
+		if(kase) printf("\n");
+		printf("Case #%d\n",++kase);
+		for(i=0;i<q;i++)
+		{
+			scanf("%d%d",&a,&b);
+			if(d[a][b]==oo) printf("no path\n");
+			else printf("%d\n",d[a][b]);
+		}
+	}
+	return 0;
+}