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收获蛮多

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<code><br/>#coding=utf-8 <br/><br/>PAI = 3.1415926 <br/><br/>#intAreaR为园半径,返回园面积 <br/>def area_of_circle(intAreaR): return PAI * intAreaR 2 <br/> <br/>#返回1到intSum的累加 <br/> def sum(intSum): return 1 if intSum==1 else intSum+sum(intSum-1) <br/> <br/>#返回1到intSum的(nxn+1)累加 <br/> def sum_plus(intSum): return 1+1 if intSum==1 else (intSum**2+1)+sum_plus(intSum-1) <br/><br/>print(area_of_circle(5)) <br/>print(sum(100)) <br/>print(sum_plus(100))

>>>78.539815
>>>5050
>>>338450

</code>


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