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author | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
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committer | crupest <crupest@outlook.com> | 2021-02-23 21:07:19 +0800 |
commit | d8f3b40085619cb680c8f227c65a1f5acc393223 (patch) | |
tree | 6a38e3a6c79276fc396259ef962d17236dbed569 /cpp/13.cpp | |
parent | b0162802ad9723c678e495f29ca2f0fc0af2eff1 (diff) | |
download | solutions-d8f3b40085619cb680c8f227c65a1f5acc393223.tar.gz solutions-d8f3b40085619cb680c8f227c65a1f5acc393223.tar.bz2 solutions-d8f3b40085619cb680c8f227c65a1f5acc393223.zip |
Move leetcode solutions to subdir.
Diffstat (limited to 'cpp/13.cpp')
-rw-r--r-- | cpp/13.cpp | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/cpp/13.cpp b/cpp/13.cpp deleted file mode 100644 index 486c01b..0000000 --- a/cpp/13.cpp +++ /dev/null @@ -1,54 +0,0 @@ -#include <string> - -using std::string; - -int romanDigitNumber(char romanDigit) -{ - switch (romanDigit) - { - case 'I': - return 1; - case 'V': - return 5; - case 'X': - return 10; - case 'L': - return 50; - case 'C': - return 100; - case 'D': - return 500; - case 'M': - return 1000; - }; - return 0; -} - -class Solution -{ -public: - int romanToInt(string s) - { - int result = 0; - - int count = s.size(); - - for (int i = 0; i < count; i++) - { - const char c = s[i]; - int num = romanDigitNumber(c); - if (i < count - 1) - { - const char next = s[i + 1]; - if ((c == 'I' && (next == 'V' || next == 'X')) || (c == 'X' && (next == 'L' || next == 'C')) || (c == 'C') && (next == 'D' || next == 'M')) - { - num = -num; - } - } - - result += num; - } - - return result; - } -}; |