26 lines
424 B
C
26 lines
424 B
C
/*-------------------------------------------------------
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编程计算求e近似值：
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用while语句求直到最后一项值小于10-5为止。
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e=0+1+1/1+1/1/2+1/1/2/3...
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-------------------------------------------------------*/
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#include <stdio.h>
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main()
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{
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int i;
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double t,e;
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i=1;
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t=1.0;
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e=0;
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/**********Program**********/
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e = 2;
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i = 2;
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while(t/i > 1e-5){
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e += t/i;
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t /= i++;
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}
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/********** End **********/
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printf("e=%f\n",e);
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}
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