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Retranslate the complete English edition from Simplified Chinese (#2010)

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* Retranslate the complete English edition from Simplified Chinese

* Polish three English explanations after reader-focused review
This commit is contained in:
Yudong Jin
2026-10-31 03:35:51 +08:00
committed by GitHub
parent ef46e2ed95
commit 14c314c08c
1502 changed files with 29459 additions and 23517 deletions
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30
en/codes/cpp/chapter_computational_complexity/iteration.cpp
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@@ -9,7 +9,7 @@
/* for loop */
int forLoop(int n) {
int res = 0;
// Sum 1, 2, ..., n-1, n
// Sum 1, 2, ..., n-1, n in a loop
for (int i = 1; i <= n; ++i) {
res += i;
}
@@ -19,11 +19,11 @@ int forLoop(int n) {
/* while loop */
int whileLoop(int n) {
int res = 0;
int i = 1; // Initialize condition variable
// Sum 1, 2, ..., n-1, n
int i = 1; // Initialize the loop control variable
// Sum 1, 2, ..., n-1, n in a loop
while (i <= n) {
res += i;
i++; // Update condition variable
i++; // Update the loop control variable
}
return res;
}
@@ -31,23 +31,23 @@ int whileLoop(int n) {
/* while loop (two updates) */
int whileLoopII(int n) {
int res = 0;
int i = 1; // Initialize condition variable
// Sum 1, 4, 10, ...
int i = 1; // Initialize the loop control variable
// Sum 1, 4, 10, ... in a loop
while (i <= n) {
res += i;
// Update condition variable
// Update the loop control variable
i++;
i *= 2;
}
return res;
}
/* Nested for loop */
/* Nested for loops */
string nestedForLoop(int n) {
ostringstream res;
// Loop i = 1, 2, ..., n-1, n
// Loop over i = 1, 2, ..., n-1, n
for (int i = 1; i <= n; ++i) {
// Loop j = 1, 2, ..., n-1, n
// Loop over j = 1, 2, ..., n-1, n
for (int j = 1; j <= n; ++j) {
res << "(" << i << ", " << j << "), ";
}
@@ -55,22 +55,22 @@ string nestedForLoop(int n) {
return res.str();
}
/* Driver Code */
/* Driver code */
int main() {
int n = 5;
int res;
res = forLoop(n);
cout << "\nfor loop sum result res = " << res << endl;
cout << "\nSum from the for loop, res = " << res << endl;
res = whileLoop(n);
cout << "\nwhile loop sum result res = " << res << endl;
cout << "\nSum from the while loop, res = " << res << endl;
res = whileLoopII(n);
cout << "\nwhile loop (two updates) sum result res = " << res << endl;
cout << "\nSum from the while loop with two updates, res = " << res << endl;
string resStr = nestedForLoop(n);
cout << "\nDouble for loop traversal result " << resStr << endl;
cout << "\nTraversal result from the nested for loops: " << resStr << endl;
return 0;
}