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-rw-r--r--other/largest_perimeter_triangle.cpp18
1 files changed, 18 insertions, 0 deletions
diff --git a/other/largest_perimeter_triangle.cpp b/other/largest_perimeter_triangle.cpp
new file mode 100644
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--- /dev/null
+++ b/other/largest_perimeter_triangle.cpp
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+#include "leetcode.h"
+
+class Solution {
+public:
+ int largestPerimeter(vector<int> &nums) {
+ sort(nums.begin(), nums.end());
+ for (int i = nums.size() - 1; i > 1; --i)
+ if (nums[i] < nums[i - 1] + nums[i - 2])
+ return nums[i] + nums[i - 1] + nums[i - 2];
+ return 0;
+ }
+};
+
+int main() {
+ Solution obj;
+ vector<int> nums = {2, 1, 2};
+ cout << obj.largestPerimeter(nums);
+}