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Bogdan Hladiuc
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Day 17 Minimum Sum Triangle
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+181
-2
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8 files changed

+181
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lines changed

‎Formation/21_Days_Challenge/Day_17_Minimum_Sum_Triangle/Day_17_Minimum_Sum_Triangle.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<ItemGroup>
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<ProjectReference Include="..\..\..\Library\Library.csproj" />
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</ItemGroup>
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<PropertyGroup>
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<TargetFramework>net6.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎Formation/21_Days_Challenge/Day_17_Minimum_Sum_Triangle/MinimumSumTriangle.cs

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using Library;
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namespace Formation {
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public class MinimumSumTriangle {
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public static void Run() {
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var triangle = new int[4][] {
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// new int[] { 2 },
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// new int[] { 3, 4 },
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// new int[] { 6, 5, 7 },
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// new int[] { 4, 1, 8, 3 }
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new int[] { 1 },
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new int[] { 4, 3 },
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new int[] { 7, 6, 5 },
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new int[] { 4, 1, 8, 3 }
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};
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AssortedMethods.PrintInt2DArray(triangle);
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var result = Solution(triangle);
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Console.WriteLine(result);
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result = Solution(triangle);
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Console.WriteLine(result);
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}
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private static int Solution1(int[][] triangle) {
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for (var row = triangle.Length - 2; row >= 0; row--) {
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for (var col = 0; col <= row; col++) {
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var bestBelow = Math.Min(triangle[row + 1][col], triangle[row + 1][col + 1]);
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triangle[row][col] += bestBelow;
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}
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}
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return triangle[0][0];
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}
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private static int Solution(int[][] triangle) {
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int result = 0;
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if (triangle.Length == 0) {
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return result;
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}
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int i = 1;
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result = triangle[0][0];
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int j = 0;
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while (i < triangle.Length) {
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if (j == triangle[i].Length - 1) {
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result += triangle[i][j];
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i++;
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continue;
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}
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if (triangle[i][j] <= triangle[i][j + 1]) {
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result += triangle[i][j];
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} else {
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result += triangle[i][j + 1];
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j++;
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}
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i++;
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}
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return result;
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}
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}
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}

‎LeetcodeNew.sln

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@@ -117,6 +117,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Day_15_N_Queen", "Formation
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Day_16_DaysToHigherTemp", "Formation\21_Days_Challenge\Day_16_DaysToHigherTemp\Day_16_DaysToHigherTemp.csproj", "{EF93630C-749B-4505-8CAA-29219F8AF5F3}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Day_17_Minimum_Sum_Triangle", "Formation\21_Days_Challenge\Day_17_Minimum_Sum_Triangle\Day_17_Minimum_Sum_Triangle.csproj", "{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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{EF93630C-749B-4505-8CAA-29219F8AF5F3}.Release|x64.Build.0 = Release|Any CPU
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{EF93630C-749B-4505-8CAA-29219F8AF5F3}.Release|x86.ActiveCfg = Release|Any CPU
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{EF93630C-749B-4505-8CAA-29219F8AF5F3}.Release|x86.Build.0 = Release|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Debug|x64.ActiveCfg = Debug|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Debug|x64.Build.0 = Debug|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Debug|x86.ActiveCfg = Debug|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Debug|x86.Build.0 = Debug|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Release|Any CPU.Build.0 = Release|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Release|x64.ActiveCfg = Release|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Release|x64.Build.0 = Release|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Release|x86.ActiveCfg = Release|Any CPU
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE}.Release|x86.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(NestedProjects) = preSolution
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{45EB27A3-9FBB-48ED-8C89-E0F074C02E8C} = {71C7D88B-6D5D-4E25-A275-869603700831}
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{D26F74F9-F5FA-47B9-AB82-DD5EFD2AD1FF} = {45EB27A3-9FBB-48ED-8C89-E0F074C02E8C}
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{BB5EC479-61DC-41AD-971F-E7D4187B172C} = {45EB27A3-9FBB-48ED-8C89-E0F074C02E8C}
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{EF93630C-749B-4505-8CAA-29219F8AF5F3} = {45EB27A3-9FBB-48ED-8C89-E0F074C02E8C}
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{C4C60E4F-3C29-4890-A838-5D3A307D3BEE} = {45EB27A3-9FBB-48ED-8C89-E0F074C02E8C}
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EndGlobalSection
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EndGlobal

‎Run/Program.cs

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// Formation.MazeSolver.Run(); // Day 13
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// Formation.GeneratePassword.Run(); // Day 14
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// Formation.NQueen.Run(); // Day 15
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Formation.DaysToHigherTemp.Run(); // Day 16
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// Formation.DaysToHigherTemp.Run(); // Day 16
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Formation.MinimumSumTriangle.Run(); // Day 17
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#endregion Formation
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‎Run/Run.csproj

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<ProjectReference Include="..\Formation\21_Days_Challenge\Day_14_GeneratePassword\Day_14_GeneratePassword.csproj" />
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<ProjectReference Include="..\Formation\21_Days_Challenge\Day_15_N_Queen\Day_15_N_Queen.csproj" />
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<ProjectReference Include="..\Formation\21_Days_Challenge\Day_16_DaysToHigherTemp\Day_16_DaysToHigherTemp.csproj" />
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<ProjectReference Include="..\Formation\21_Days_Challenge\Day_17_Minimum_Sum_Triangle\Day_17_Minimum_Sum_Triangle.csproj" />
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</ItemGroup>
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<PropertyGroup>

‎Run/obj/Run.csproj.nuget.dgspec.json

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‎Run/obj/project.assets.json

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"bin/placeholder/Day_16_DaysToHigherTemp.dll": {}
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"Day_14_GeneratePassword >= 1.0.0",
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"Day_15_N_Queen >= 1.0.0",
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"Day_16_DaysToHigherTemp >= 1.0.0",
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"Day_17_Minimum_Sum_Triangle >= 1.0.0",
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"Day_1_Remove_Delete_Middle_Node_Q2095 >= 1.0.0",
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"Day_2_Spiral_Traversal_Q54 >= 1.0.0",
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"Day_3_Reverse_Groups_of_K_Nodes_Q25 >= 1.0.0",
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