feat: add java solution to lc problem: 1011. Capacity To Ship Packages Within D Days (#547)

Author: hongyiheng

solution/1000-1099/1011.Capacity To Ship Packages Within D Days/README.md

@@ -80,7 +80,38 @@
 <!-- 这里可写当前语言的特殊实现逻辑 -->
 
 ```java
-
+class Solution {
+    public int shipWithinDays(int[] weights, int days) {
+        int left = 1, right = Integer.MAX_VALUE;
+        while (left < right) {
+            int mid = (left + right) >> 1;
+            if (canCarry(weights, days, mid)) {
+                right = mid;
+            } else {
+                left = mid + 1;
+            }
+        }
+        return left;
+    }
+
+
+    public boolean canCarry(int[] weights, int days, int carry) {
+        int useDay = 1;
+        int curCarry = 0;
+        for (int weight : weights) {
+            if (weight > carry) {
+                return false;
+            }
+            if ((carry - curCarry) >= weight) {
+                curCarry += weight;
+            } else {
+                curCarry = weight;
+                useDay++;
+            }
+        }
+        return useDay <= days;
+    }
+}
 ```
 
 ### **...**

solution/1000-1099/1011.Capacity To Ship Packages Within D Days/README_EN.md

@@ -71,7 +71,38 @@ Note that the cargo must be shipped in the order given, so using a ship of capac
 ### **Java**
 
 ```java
-
+class Solution {
+    public int shipWithinDays(int[] weights, int days) {
+        int left = 1, right = Integer.MAX_VALUE;
+        while (left < right) {
+            int mid = (left + right) >> 1;
+            if (canCarry(weights, days, mid)) {
+                right = mid;
+            } else {
+                left = mid + 1;
+            }
+        }
+        return left;
+    }
+
+
+    public boolean canCarry(int[] weights, int days, int carry) {
+        int useDay = 1;
+        int curCarry = 0;
+        for (int weight : weights) {
+            if (weight > carry) {
+                return false;
+            }
+            if ((carry - curCarry) >= weight) {
+                curCarry += weight;
+            } else {
+                curCarry = weight;
+                useDay++;
+            }
+        }
+        return useDay <= days;
+    }
+}
 ```
 
 ### **...**

solution/1000-1099/1011.Capacity To Ship Packages Within D Days/Solution.java

@@ -0,0 +1,32 @@
+class Solution {
+    public int shipWithinDays(int[] weights, int days) {
+        int left = 1, right = Integer.MAX_VALUE;
+        while (left < right) {
+            int mid = (left + right) >> 1;
+            if (canCarry(weights, days, mid)) {
+                right = mid;
+            } else {
+                left = mid + 1;
+            }
+        }
+        return left;
+    }
+
+
+    public boolean canCarry(int[] weights, int days, int carry) {
+        int useDay = 1;
+        int curCarry = 0;
+        for (int weight : weights) {
+            if (weight > carry) {
+                return false;
+            }
+            if ((carry - curCarry) >= weight) {
+                curCarry += weight;
+            } else {
+                curCarry = weight;
+                useDay++;
+            }
+        }
+        return useDay <= days;
+    }
+}