feat: add solutions to lc problem: No.2751

solution/2700-2799/2751.Robot Collisions/README.md

@@ -90,25 +90,186 @@ tags:
 #### Python3
 
 ```python
+class Solution:
+    def survivedRobotsHealths(
+        self, positions: List[int], healths: List[int], directions: str
+    ) -> List[int]:
+        n = len(positions)
+        indices = list(range(n))
+        stack = []
+
+        indices.sort(key=lambda i: positions[i])
+
+        for currentIndex in indices:
+            if directions[currentIndex] == "R":
+                stack.append(currentIndex)
+            else:
+                while stack and healths[currentIndex] > 0:
+                    topIndex = stack.pop()
+
+                    if healths[topIndex] > healths[currentIndex]:
+                        healths[topIndex] -= 1
+                        healths[currentIndex] = 0
+                        stack.append(topIndex)
+                    elif healths[topIndex] < healths[currentIndex]:
+                        healths[currentIndex] -= 1
+                        healths[topIndex] = 0
+                    else:
+                        healths[currentIndex] = 0
+                        healths[topIndex] = 0
+
+        result = [health for health in healths if health > 0]
+        return result
 
 ```
 
 #### Java
 
 ```java
-
+class Solution {
+    public List<Integer> survivedRobotsHealths(int[] positions, int[] healths, String directions) {
+        int n = positions.length;
+        Integer[] indices = new Integer[n];
+        for (int i = 0; i < n; i++) {
+            indices[i] = i;
+        }
+
+        Arrays.sort(indices, (i, j) -> Integer.compare(positions[i], positions[j]));
+
+        Stack<Integer> stack = new Stack<>();
+
+        for (int currentIndex : indices) {
+            if (directions.charAt(currentIndex) == 'R') {
+                stack.push(currentIndex);
+            } else {
+                while (!stack.isEmpty() && healths[currentIndex] > 0) {
+                    int topIndex = stack.pop();
+
+                    if (healths[topIndex] > healths[currentIndex]) {
+                        healths[topIndex] -= 1;
+                        healths[currentIndex] = 0;
+                        stack.push(topIndex);
+                    } else if (healths[topIndex] < healths[currentIndex]) {
+                        healths[currentIndex] -= 1;
+                        healths[topIndex] = 0;
+                    } else {
+                        healths[currentIndex] = 0;
+                        healths[topIndex] = 0;
+                    }
+                }
+            }
+        }
+
+        List<Integer> result = new ArrayList<>();
+        for (int health : healths) {
+            if (health > 0) {
+                result.add(health);
+            }
+        }
+
+        return result;
+    }
+}
 ```
 
 #### C++
 
 ```cpp
-
+class Solution {
+public:
+    vector<int> survivedRobotsHealths(vector<int>& positions, vector<int>& healths, string directions) {
+        int n = positions.size();
+        vector<int> indices(n);
+
+        iota(indices.begin(), indices.end(), 0);
+        stack<int> st;
+
+        auto lambda = [&](int i, int j) { return positions[i] < positions[j]; };
+
+        sort(begin(indices), end(indices), lambda);
+
+        vector<int> result;
+        for (int currentIndex : indices) {
+            if (directions[currentIndex] == 'R') {
+                st.push(currentIndex);
+            } else {
+                while (!st.empty() && healths[currentIndex] > 0) {
+                    int topIndex = st.top();
+                    st.pop();
+
+                    if (healths[topIndex] > healths[currentIndex]) {
+                        healths[topIndex] -= 1;
+                        healths[currentIndex] = 0;
+                        st.push(topIndex);
+                    } else if (healths[topIndex] < healths[currentIndex]) {
+                        healths[currentIndex] -= 1;
+                        healths[topIndex] = 0;
+                    } else {
+                        healths[currentIndex] = 0;
+                        healths[topIndex] = 0;
+                    }
+                }
+            }
+        }
+
+        for (int i = 0; i < n; ++i) {
+            if (healths[i] > 0) {
+                result.push_back(healths[i]);
+            }
+        }
+        return result;
+    }
+};
 ```
 
 #### Go
 
 ```go
-
+func survivedRobotsHealths(positions []int, healths []int, directions string) []int {
+	n := len(positions)
+	indices := make([]int, n)
+	for i := range indices {
+		indices[i] = i
+	}
+
+	sort.Slice(indices, func(i, j int) bool {
+		return positions[indices[i]] < positions[indices[j]]
+	})
+
+	stack := []int{}
+
+	for _, currentIndex := range indices {
+		if directions[currentIndex] == 'R' {
+			stack = append(stack, currentIndex)
+		} else {
+			for len(stack) > 0 && healths[currentIndex] > 0 {
+				topIndex := stack[len(stack)-1]
+				stack = stack[:len(stack)-1]
+
+				if healths[topIndex] > healths[currentIndex] {
+					healths[topIndex] -= 1
+					healths[currentIndex] = 0
+					stack = append(stack, topIndex)
+				} else if healths[topIndex] < healths[currentIndex] {
+					healths[currentIndex] -= 1
+					healths[topIndex] = 0
+				} else {
+					healths[currentIndex] = 0
+					healths[topIndex] = 0
+				}
+			}
+		}
+	}
+
+	result := []int{}
+	for _, health := range healths {
+		if health > 0 {
+			result = append(result, health)
+		}
+	}
+
+	return result
+}
 ```
 
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solution/2700-2799/2751.Robot Collisions/README_EN.md

@@ -90,25 +90,186 @@ tags:
 #### Python3
 
 ```python
+class Solution:
+    def survivedRobotsHealths(
+        self, positions: List[int], healths: List[int], directions: str
+    ) -> List[int]:
+        n = len(positions)
+        indices = list(range(n))
+        stack = []
+
+        indices.sort(key=lambda i: positions[i])
+
+        for currentIndex in indices:
+            if directions[currentIndex] == "R":
+                stack.append(currentIndex)
+            else:
+                while stack and healths[currentIndex] > 0:
+                    topIndex = stack.pop()
+
+                    if healths[topIndex] > healths[currentIndex]:
+                        healths[topIndex] -= 1
+                        healths[currentIndex] = 0
+                        stack.append(topIndex)
+                    elif healths[topIndex] < healths[currentIndex]:
+                        healths[currentIndex] -= 1
+                        healths[topIndex] = 0
+                    else:
+                        healths[currentIndex] = 0
+                        healths[topIndex] = 0
+
+        result = [health for health in healths if health > 0]
+        return result
 
 ```
 
 #### Java
 
 ```java
-
+class Solution {
+    public List<Integer> survivedRobotsHealths(int[] positions, int[] healths, String directions) {
+        int n = positions.length;
+        Integer[] indices = new Integer[n];
+        for (int i = 0; i < n; i++) {
+            indices[i] = i;
+        }
+
+        Arrays.sort(indices, (i, j) -> Integer.compare(positions[i], positions[j]));
+
+        Stack<Integer> stack = new Stack<>();
+
+        for (int currentIndex : indices) {
+            if (directions.charAt(currentIndex) == 'R') {
+                stack.push(currentIndex);
+            } else {
+                while (!stack.isEmpty() && healths[currentIndex] > 0) {
+                    int topIndex = stack.pop();
+
+                    if (healths[topIndex] > healths[currentIndex]) {
+                        healths[topIndex] -= 1;
+                        healths[currentIndex] = 0;
+                        stack.push(topIndex);
+                    } else if (healths[topIndex] < healths[currentIndex]) {
+                        healths[currentIndex] -= 1;
+                        healths[topIndex] = 0;
+                    } else {
+                        healths[currentIndex] = 0;
+                        healths[topIndex] = 0;
+                    }
+                }
+            }
+        }
+
+        List<Integer> result = new ArrayList<>();
+        for (int health : healths) {
+            if (health > 0) {
+                result.add(health);
+            }
+        }
+
+        return result;
+    }
+}
 ```
 
 #### C++
 
 ```cpp
-
+class Solution {
+public:
+    vector<int> survivedRobotsHealths(vector<int>& positions, vector<int>& healths, string directions) {
+        int n = positions.size();
+        vector<int> indices(n);
+
+        iota(indices.begin(), indices.end(), 0);
+        stack<int> st;
+
+        auto lambda = [&](int i, int j) { return positions[i] < positions[j]; };
+
+        sort(begin(indices), end(indices), lambda);
+
+        vector<int> result;
+        for (int currentIndex : indices) {
+            if (directions[currentIndex] == 'R') {
+                st.push(currentIndex);
+            } else {
+                while (!st.empty() && healths[currentIndex] > 0) {
+                    int topIndex = st.top();
+                    st.pop();
+
+                    if (healths[topIndex] > healths[currentIndex]) {
+                        healths[topIndex] -= 1;
+                        healths[currentIndex] = 0;
+                        st.push(topIndex);
+                    } else if (healths[topIndex] < healths[currentIndex]) {
+                        healths[currentIndex] -= 1;
+                        healths[topIndex] = 0;
+                    } else {
+                        healths[currentIndex] = 0;
+                        healths[topIndex] = 0;
+                    }
+                }
+            }
+        }
+
+        for (int i = 0; i < n; ++i) {
+            if (healths[i] > 0) {
+                result.push_back(healths[i]);
+            }
+        }
+        return result;
+    }
+};
 ```
 
 #### Go
 
 ```go
-
+func survivedRobotsHealths(positions []int, healths []int, directions string) []int {
+	n := len(positions)
+	indices := make([]int, n)
+	for i := range indices {
+		indices[i] = i
+	}
+
+	sort.Slice(indices, func(i, j int) bool {
+		return positions[indices[i]] < positions[indices[j]]
+	})
+
+	stack := []int{}
+
+	for _, currentIndex := range indices {
+		if directions[currentIndex] == 'R' {
+			stack = append(stack, currentIndex)
+		} else {
+			for len(stack) > 0 && healths[currentIndex] > 0 {
+				topIndex := stack[len(stack)-1]
+				stack = stack[:len(stack)-1]
+
+				if healths[topIndex] > healths[currentIndex] {
+					healths[topIndex] -= 1
+					healths[currentIndex] = 0
+					stack = append(stack, topIndex)
+				} else if healths[topIndex] < healths[currentIndex] {
+					healths[currentIndex] -= 1
+					healths[topIndex] = 0
+				} else {
+					healths[currentIndex] = 0
+					healths[topIndex] = 0
+				}
+			}
+		}
+	}
+
+	result := []int{}
+	for _, health := range healths {
+		if health > 0 {
+			result = append(result, health)
+		}
+	}
+
+	return result
+}
 ```
 
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