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費式數列中,除了第一項第二項是一之外,之後的每一項皆為前兩項的和,請撰寫一程式,由使用者輸入N代表費是數列的第N項,程式會輸出第N項的值。

 

輸入說明:

輸入一個正整數N,代表要計算出費式數列的的N項,N大於0。

 

輸出說明:

輸出費式數列第N項的值。

 

輸入範例:

5

 

輸出範例:

5
[Exam] asked in 2017-1 程式設計(一)AD by (30k points)
ID: 29382 - Available when: Unlimited - Due to: Unlimited
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int ***

{
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* * * *** while(1){
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* ** * * *** * ** ** ** * * if(n==0)
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*** * * ** * * * ** **** *** ** ** = n_1;
****       else{
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** * ** ** * * * ** *** ** *** * *** * ** n_2=n_1;
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** ** * * *** * * ** *** *** * * ** * }
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*** * * * * * * ** * } ** **** * ***
*** ***** ** ** *** ***** * ** * ** * **
* ** ** * * }
* ** * ** * * return 0;

}




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** ** * * * ** * ** ** *** * * * * *** * *
answered by (194 points)
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** * ********* * ** * * * ** ******* ***** *
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*
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