delete pics to save space

2.11584.cpp

@@ -0,0 +1,38 @@
+#include<cstdio>
+#include<cstring>
+#include<algorithm>
+using namespace std;
+const int maxn=1005;
+bool ish[maxn][maxn];
+char str[maxn];
+int len,d[maxn],i,j;
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	int n;
+	scanf("%d",&n);
+	while(n-->0)
+	{
+		scanf("%s",str+1);
+		len=strlen(str+1);
+		memset(ish,0,sizeof(ish));
+		for(i=1;i<=len;i++)
+			for(j=1;j+i-1<=len;j++)
+			{
+				if(i==1) ish[j][j]=true;
+				else if(i==2) ish[j][j+1]=(str[j]==str[j+1]);
+				else ish[j][j+i-1]=(str[j]==str[j+i-1]&&ish[j+1][j+i-2]);
+			}
+		for(i=1;i<=len;i++)
+		{
+			d[i]=1<<30;
+			if(ish[1][i]) d[i]=1;
+			for(j=1;j<i;j++)
+				if(ish[j+1][i]) d[i]=min(d[i],d[j]+1);
+		}
+		printf("%d\n",d[len]);
+	}
+	return 0;
+}