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添加(0509.斐波那契数.md):增加typescript版本
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@ -245,7 +245,29 @@ var fib = function(n) {
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};
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```
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TypeScript
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```typescript
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function fib(n: number): number {
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/**
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dp[i]: 第i个斐波那契数
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dp[0]: 0;
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dp[1]:1;
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...
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dp[i] = dp[i - 1] + dp[i - 2];
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*/
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const dp: number[] = [];
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dp[0] = 0;
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dp[1] = 1;
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for (let i = 2; i <= n; i++) {
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dp[i] = dp[i - 1] + dp[i - 2];
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}
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return dp[n];
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};
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```
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### C
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动态规划:
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```c
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int fib(int n){
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