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ahuang1985鐵蟲 (小有名氣)
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[求助]
MC一個簡單的程序,運行不了,哪位大俠幫看看怎么回事。多謝!
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| 如題,哪位大俠幫看看怎么回事。萬分感謝! |
鐵蟲 (小有名氣)
木蟲 (正式寫手)
star watcher
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#include #include #include #include int main(void) { double avg=0; float Run=0.0; int n=1,t=0; int FN; int R1,R2,R3; for (n=1;n<=100;n++){ FN=0; while (FN<100) { srand((unsigned)time(NULL)); Run=rand()/(RAND_MAX+1.0); if(0 <= Run < 0.125){ R1=R1+1; R2=R2+1; R3=R3+1; } if(0.125 <= Run < 0.250){ R1=R1-1; R2=R2+1; R3=R3+1; } if(0.250 <= Run < 0.375){ R1=R1-1; R2=R2-1; R3=R3+1; } if(0.375<=Run<0.500){ R1=R1+1; R2=R2-1; R3=R3+1; } if(0.500<=Run<0.625){ R1=R1+1; R2=R2+1; R3=R3-1; } if(0.625<=Run<0.750){ R1=R1-1; R2=R2+1; R3=R3-1; } if(0.750<=Run<0.875){ R1=R1-1; R2=R2-1; R3=R3-1; } else{ R1=R1+1; R2=R2-1; R3=R3-1; } t=t+1; FN=pow((R1-100), 2)+pow((R2-100), 2)+pow((R3-100), 2); if(FN==100) { break; } } } avg=t/100.0; printf("Result avg=t/100.0= %lf\n",avg); return 0; } 改了下, 你看看。 |
鐵蟲 (小有名氣)
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#include #include #include #include int main(void) { double avg=0; float Run=0.0; int n,t=0; int FN; int R1=100,R2=100,R3=100; srand((unsigned)time(NULL)); for (n=1;n<=100;n++){ FN=0; while (1) { printf("n=%d,t=%d\n",n,t); if(FN<100){ Run=rand()/(RAND_MAX+1.0); printf("Run=%lf,FN=%d\n",Run,FN); if(Run < 0.125){ R1=R1+1; R2=R2+1; R3=R3+1; } if(0.125 <= Run < 0.250){ R1=R1-1; R2=R2+1; R3=R3+1; } if(0.250 <= Run < 0.375){ R1=R1-1; R2=R2-1; R3=R3+1; } if(0.375<=Run<0.500){ R1=R1+1; R2=R2-1; R3=R3+1; } if(0.500<=Run<0.625){ R1=R1+1; R2=R2+1; R3=R3-1; } if(0.625<=Run<0.750){ R1=R1-1; R2=R2+1; R3=R3-1; } if(0.750<=Run<0.875){ R1=R1-1; R2=R2-1; R3=R3-1; } else if (Run>=0.875){ R1=R1+1; R2=R2-1; R3=R3-1; } FN = pow((R1-100), 2) + pow((R2-100), 2) + pow((R3-100), 2); t=t+1; } if(FN>=100) { break; } } } avg=t/100.0; printf("Result avg=t/100.0= %lf\n",avg); return 0; } 謝謝! 我上次傳的沒有設(shè)置R1,R2,R3的初始條件,修改了下,能運行了,可是結(jié)果明顯不對啊。。。 我是想進(jìn)行100次試驗的。 可是后來FN的值一直為0啊。 搞不懂啦。。暈啊,能再幫我看看不,多謝了! |
金蟲 (正式寫手)
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簡單看了一下 FN只在循環(huán)里賦了一次值0,應(yīng)該再循環(huán)外給初值,再循環(huán)里每循環(huán)一次加1 ,這樣FN才隨循環(huán)改變 不知是不是這樣的 |

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