leetcode

Daily Problem

2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/ Problems/1232.cpp b/ Problems/1232.cpp

@@ -0,0 +1,15 @@

class Solution {

public:

bool checkStraightLine(vector<vector<int>> &coordinates) {

int n = coordinates.size();

if (n == 2) return true;

int x0 = coordinates[0][0], y0 = coordinates[0][1];

int dx = coordinates[1][0] - x0, dy = coordinates[1][1] - y0;

for (int i = 1; i < n; i++) {

int x = coordinates[i][0], y = coordinates[i][1];

if (dx * (y - y0) != dy * (x - x0)) return false;

}

return true;

}

};

diff --git a/ README.md b/ README.md

@@ -196,7 +196,7 @@ for solving problems. | 0221 | Medium | [Maximal Square](Problems/0221.cpp) | | 0222 | Medium | [Count Complete Tree Nodes](Problems/0222.cpp) | | 0223 | Medium | [Rectangle Area](Problems/0223.cpp) |

| 0225 | Easy | [Implement Stack using Queues](Problems/0225.cpp) |

| 0225 | Easy | [Implement Stack using Queues](Problems/0225.cpp) |

| 0226 | Easy | [Invert Binary Tree](Problems/0226.cpp) | | 0227 | Medium | [Basic Calculator II](Problems/0227.cpp) | | 0228 | Easy | [Summary Ranges](Problems/0228.cpp) |

@@ -327,7 +327,7 @@ for solving problems. | 0701 | Medium | [Insert into a Binary Search Tree](Problems/0701.cpp) | | 0703 | Easy | [Kth Largest Element in a Stream](Problems/0703.cpp) | | 0704 | Easy | [Binary Search](Problems/0704.cpp) |

| 0705 | Easy | [Design HashSet](Problems/0705.cpp) |

| 0705 | Easy | [Design HashSet](Problems/0705.cpp) |

| 0706 | Easy | [Design HashMap](Problems/0706.cpp) | | 0707 | Medium | [Design Linked List](Problems/0707.cpp) | | 0713 | Medium | [Subarray Product Less Than K](Problems/0713.cpp) |

@@ -422,6 +422,7 @@ for solving problems. | 1162 | Medium | [As Far from Land as Possible](Problems/1162.cpp) | | 1202 | Medium | [Smallest String With Swaps](Problems/1202.cpp) | | 1209 | Medium | [Remove All Adjacent Duplicates in String II](Problems/1209.cpp) |

| 1232 | Easy | [Check If It Is a Straight Line](Problems/1232.cpp) |

| 1249 | Medium | [Minimum Remove to Make Valid Parentheses](Problems/1249.cpp) | | 1254 | Medium | [Number of Closed Islands](Problems/1254.cpp) | | 1290 | Easy | [Convert Binary Number in a Linked List to Integer](Problems/1290.cpp) |