delete pics to save space

2.12113.cpp

@@ -0,0 +1,89 @@
+#include <bits/stdc++.h>
+using namespace std;
+const int N=10,M=5;
+char s[N+5][N+5],now[N+5][N+5];
+char square[M+5][M+5];
+void init()
+{
+    for (int i = 0;i <3;i++)
+        for (int j = 0;j<5;j++)
+            square[i][j] = ' ';
+    for (int i = 0;i < 2;i++) square[i+1][0] = square[i+1][4] = '|';
+    for (int j = 1;j < 5;j+=2) square[0][j]=square[2][j] = '_';
+}
+void Set(int x,int y)
+{
+    for (int i = 0;i < 3;i++)
+        for (int j = 0;j < 5;j++)
+		{
+            if (i<=0 && now[i+x][j+y]!=' ' && square[i][j]==' ') continue;
+            now[i+x][j+y] = square[i][j];
+        }
+    for (int i = 1;i < 2;i++)
+        for (int j = 1;j<4;j++)
+            now[i+x][j+y] = ' ';
+}
+bool ok()
+{
+    for (int i = 0;i < 5;i++)
+        for (int j = 0;j < 9;j++)
+            if (now[i][j]!=s[i][j])
+                return false;
+    return true;
+}
+void out()
+{
+    for (int i = 0;i < 5;i++)
+	{
+        for (int j = 0;j < 9;j++)
+            cout <<now[i][j];
+        cout << endl;
+    }
+    cout << endl;
+}
+bool dfs(int dep)
+{
+    if (dep > 1 && ok()) return true;
+    if (dep >= 7) return false;
+    int temp[M+5][M+5];
+    for (int i = 0;i < 3;i++)
+	{
+        for (int j = 0;j < 5;j+=2)
+		{
+            for (int k = 0;k <3;k++)
+                for (int l = 0;l < 5;l++)
+                    temp[k][l] = now[k+i][l+j];
+            Set(i,j);
+            if (dfs(dep+1)) return true;
+            for (int k = 0;k <3;k++)
+                for (int l = 0;l < 5;l++)
+                    now[k+i][l+j] = temp[k][l];
+        }
+    }
+    return false;
+}
+int main()
+{
+#ifdef local
+    freopen("pro.in", "r", stdin);
+#endif
+    ios::sync_with_stdio(0),cin.tie(0);
+    init();
+    int kase = 0;
+    while(1)
+	{
+        for(int i=0;i< 5;i++)
+		{
+            cin.getline(s[i],15);
+            if (s[i][0]=='0') return 0;
+        }
+        for (int i = 0;i< 5;i++)
+            for (int j = 0;j < 9;j++)
+                now[i][j] = ' ';
+        if (dfs(1))
+            cout <<"Case "<<++kase<<": Yes"<<endl;
+        else
+            cout <<"Case "<<++kase<<": No"<<endl;
+    }
+    return 0;
+}