diff options
| author | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
|---|---|---|
| committer | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
| commit | 99e2e923d0c77b02f3fb4ff648ea916954868606 (patch) | |
| tree | ec8e03f6f2cd1ce43990fb4fe6cd631967d0237e /store/works/solutions/leetcode/cpp/299.cpp | |
| parent | 1cee979f5d36b311a03cc7397a036ba11caf3d42 (diff) | |
| download | crupest-99e2e923d0c77b02f3fb4ff648ea916954868606.tar.gz crupest-99e2e923d0c77b02f3fb4ff648ea916954868606.tar.bz2 crupest-99e2e923d0c77b02f3fb4ff648ea916954868606.zip | |
chore(store): move everything to store.
Diffstat (limited to 'store/works/solutions/leetcode/cpp/299.cpp')
| -rw-r--r-- | store/works/solutions/leetcode/cpp/299.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/store/works/solutions/leetcode/cpp/299.cpp b/store/works/solutions/leetcode/cpp/299.cpp new file mode 100644 index 0000000..21c09b6 --- /dev/null +++ b/store/works/solutions/leetcode/cpp/299.cpp @@ -0,0 +1,44 @@ +#include <string>
+
+using std::string;
+
+class Solution
+{
+public:
+ string getHint(string secret, string guess)
+ {
+ int a = 0;
+
+ int secret_digit_count[10] = {0};
+
+ auto secret_iter = secret.cbegin();
+ auto guess_iter = guess.cbegin();
+
+ while (secret_iter != secret.cend())
+ {
+ auto secret_digit = *secret_iter;
+ auto guess_digit = *guess_iter;
+
+ secret_digit_count[secret_digit - '0']++;
+
+ if (secret_digit == guess_digit)
+ a++;
+
+ ++secret_iter;
+ ++guess_iter;
+ }
+
+ int b = 0;
+ for (auto c : guess)
+ {
+ auto digit = c - '0';
+ if (secret_digit_count[digit])
+ {
+ b++;
+ secret_digit_count[digit]--;
+ }
+ }
+
+ return std::to_string(a) + "A" + std::to_string(b - a) + "B";
+ }
+};
|