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| author | crupest <crupest@outlook.com> | 2020-08-09 16:47:21 +0800 |
|---|---|---|
| committer | crupest <crupest@outlook.com> | 2020-08-09 16:47:21 +0800 |
| commit | a99870279f55130b2130f7a16f04d0ac5b219352 (patch) | |
| tree | 3f9370af6a5dd5d8b1eea5808042fc727bc791ec /cpp | |
| parent | a2a82fd2215d706d2e96658cddcc5ce157d41bfe (diff) | |
| download | solutions-a99870279f55130b2130f7a16f04d0ac5b219352.tar.gz solutions-a99870279f55130b2130f7a16f04d0ac5b219352.tar.bz2 solutions-a99870279f55130b2130f7a16f04d0ac5b219352.zip | |
Add problem 66 .
Diffstat (limited to 'cpp')
| -rw-r--r-- | cpp/66.cpp | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/cpp/66.cpp b/cpp/66.cpp new file mode 100644 index 0000000..40ce008 --- /dev/null +++ b/cpp/66.cpp @@ -0,0 +1,34 @@ +#include <vector>
+
+using std::vector;
+
+class Solution
+{
+public:
+ vector<int> plusOne(vector<int> &digits)
+ {
+ bool carry = true;
+ const auto end = digits.rend();
+ for (auto iter = digits.rbegin(); carry && iter != end; ++iter)
+ {
+ auto &digit = *iter;
+ digit += 1;
+ if (digit == 10)
+ {
+ digit = 0;
+ carry = true;
+ }
+ else
+ {
+ carry = false;
+ }
+ }
+
+ if (carry)
+ {
+ digits.insert(digits.cbegin(), 1);
+ }
+
+ return digits;
+ }
+};
|