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    文件類型: .rar
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    發布日期: 2023-09-25
  • 語言: 其他
  • 標簽: 其他??

資源簡介

建模補課.rar

資源截圖

代碼片段和文件信息

//?數模.cpp?:?定義控制臺應用程序的入口點。
//?針對第二問分數調整的C程序
//詳細算法在文章中描述

#include?“stdafx.h“
#include?“conio.h“
#include?“math.h“
#define?N?300

float?average(int?score[N][N]);
void?pwaverage(int?score[N][N]float?pwave[]);
void?pw_dx(int?score[N][N]float?pwdx[]float?pwave[]);
float?scoresum(int?score[N][N]);
void?printview(FILE?*outfloat?score_new[N][N]);
void?solve(int?score[N][N]float?pwave[]float?pwdx[]float?averagefloat?score_new[N][N]);

int?_tmain(int?argc?_TCHAR*?argv[])
{
FILE?*in*out;
int?iscore[N][N];
float?avepwave[10]pwdx[10]score_sumscore_new[N][N];
????in=fopen(“d:\\data.txt““r“);
out=fopen(“d:\\score_new.txt““w“);
i=0;
????while(!feof(in)&&i<=200)
{???
fscanf(in“%d%d%d%d%d%d%d%d%d%d“&score[i][0]
&score[i][1]&score[i][2]&score[i][3]
&score[i][4]&score[i][5]&score[i][6]
&score[i][7]&score[i][8]&score[i][9]);
i++;
}
????ave=average(score);
????pwaverage(scorepwave);
pw_dx(scorepwdxpwave);
score_sum=scoresum(score);
????solve(scorepwavepwdxavescore_new);
printview(outscore_new);
}
float?average(int?score[N][N])/*求總數平均數*/
?{
?int?ij;
?float?sum=0ave;
?for(i=0;i<200;i++)
?for(j=0;j<10;j++)
??????sum=sum+score[i][j];
?????ave=sum/2000;
?return?ave;
?}
?
void?pwaverage(int?score[N][N]float?pwave[])?/*求每位評委的評分均值*/
?{
?int?ij;
?float?sum;
?????for(i=0;i<10;i++)
?{???
?sum=0;
?for(j=0;j<200;j++)
?sum+=score[j][i];
?pwave[i]=sum/200;
?}
}

void?pw_dx(int?score[N][N]float?pwdx[]float?pwave[])/*求每一位評委的評分標準差*/
{
????int?ij;float?sum;
????for(i=0;i<10;i++)
{???
sum=0;
for(j=0;j<200;j++)
sum=sum+(score[j][i]-pwave[i])*(score[j][i]-pwave[i]);
pwdx[i]=sqrt(sum/199);
}
}

float?scoresum(int?score[N][N])
{
???int?ij;
???float?sum=0;
???for(i=0;i<200;i++)
???for(j=0;j<10;j++)
?????sum+=score[i][j];
???return?sum;
}

void?solve(int?score[N][N]float?pwave[]float?pwdx[]float?averagefloat?score_new[N][N])
/*根據模型,對分數進行調整*/
{
int?ij;
for(i=0;i<10;i++)
for(j=0;j<200;j++)
{
score_new[j][i]=(score[j][i]-pwave[i])/pwdx[i];
score_new[j][i]=score_new[j][i]*10+average;
}
}

void?printview(FILE?*outfloat?score_new[N][N])
{
int?ij;
for(i=0;i<200;i++)
{
for(j=0;j<10;j++)
???fprintf(out“%f??“score_new[i][j]);
fprintf(out“\n“);
}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????1145753??2009-03-21?11:01??數學建模簡介.pdf

?????文件????1485312??2009-05-25?16:06??2009年南京師范大學數學建模競賽.doc

?????文件?????556544??2009-05-22?09:10??數學建模競賽賽題.doc

?????文件????5281332??2007-10-12?18:18??MATLAB?程序設計語言.pdf

?????文件??????25600??2009-07-02?15:57??如何寫好數學建模競賽論文.doc

?????文件???????2449??2009-05-25?10:46??數模.cpp

?????文件?????938515??2009-04-18?20:15??線性規劃建模.pdf

?????文件??????92060??2009-03-21?18:17??population.pdf

-----------?---------??----------?-----??----

??????????????9527565????????????????????8


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