Translate all code to English (#1836)

* Review the EN heading format. * Fix pythontutor headings. * Fix pythontutor headings. * bug fixes * Fix headings in **/summary.md * Revisit the CN-to-EN translation for Python code using Claude-4.5 * Revisit the CN-to-EN translation for Java code using Claude-4.5 * Revisit the CN-to-EN translation for Cpp code using Claude-4.5. * Fix the dictionary. * Fix cpp code translation for the multipart strings. * Translate Go code to English. * Update workflows to test EN code. * Add EN translation for C. * Add EN translation for CSharp. * Add EN translation for Swift. * Trigger the CI check. * Revert. * Update en/hash_map.md * Add the EN version of Dart code. * Add the EN version of Kotlin code. * Add missing code files. * Add the EN version of JavaScript code. * Add the EN version of TypeScript code. * Fix the workflows. * Add the EN version of Ruby code. * Add the EN version of Rust code. * Update the CI check for the English version code. * Update Python CI check. * Fix cmakelists for en/C code. * Fix Ruby comments
2026-08-11 03:10:58 +00:00 · 2025-12-31 07:44:52 +08:00
parent 45e1295241
commit 2778a6f9c7
1284 changed files with 71557 additions and 3275 deletions
@@ -0,0 +1,54 @@
+// File: knapsack_test.go
+// Created Time: 2023-07-23
+// Author: Reanon (793584285@qq.com)
+
+package chapter_dynamic_programming
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestKnapsack(t *testing.T) {
+	wgt := []int{10, 20, 30, 40, 50}
+	val := []int{50, 120, 150, 210, 240}
+	c := 50
+	n := len(wgt)
+
+	// Brute-force search
+	res := knapsackDFS(wgt, val, n, c)
+	fmt.Printf("Maximum item value not exceeding knapsack capacity is %d\n", res)
+
+	// Memoization search
+	mem := make([][]int, n+1)
+	for i := 0; i <= n; i++ {
+		mem[i] = make([]int, c+1)
+		for j := 0; j <= c; j++ {
+			mem[i][j] = -1
+		}
+	}
+	res = knapsackDFSMem(wgt, val, mem, n, c)
+	fmt.Printf("Maximum item value not exceeding knapsack capacity is %d\n", res)
+
+	// Dynamic programming
+	res = knapsackDP(wgt, val, c)
+	fmt.Printf("Maximum item value not exceeding knapsack capacity is %d\n", res)
+
+	// Space-optimized dynamic programming
+	res = knapsackDPComp(wgt, val, c)
+	fmt.Printf("Maximum item value not exceeding knapsack capacity is %d\n", res)
+}
+
+func TestUnboundedKnapsack(t *testing.T) {
+	wgt := []int{1, 2, 3}
+	val := []int{5, 11, 15}
+	c := 4
+
+	// Dynamic programming
+	res := unboundedKnapsackDP(wgt, val, c)
+	fmt.Printf("Maximum item value not exceeding knapsack capacity is %d\n", res)
+
+	// Space-optimized dynamic programming
+	res = unboundedKnapsackDPComp(wgt, val, c)
+	fmt.Printf("Maximum item value not exceeding knapsack capacity is %d\n", res)
+}