柱状图统计

#include<graphics.h>
#include<math.h>
#include<stdio.h>
int main()
{
    int gmode,gdriver=DETECT;
    int b[100][100],m,k=30,l,kk;
    double x1,y1,x2,y2;
    unsigned int i,j,a[]= {BLACK,BLUE,GREEN,CYAN,RED,BROWN,LIGHTGRAY,DARKGRAY,LIGHTBLUE,LIGHTGREEN,LIGHTRED,LIGHTMAGENTA,YELLOW,WHITE};
    initgraph(&gdriver,&gmode,"");
    cleardevice();
    scanf("%d",&m);
    for(i=0;i<m;i++)
        for(j=0;j<3;j++)
            scanf("%d",&b[i][j]);
    
        for(kk=0;kk<m;kk+=3)
        {
            k=30;
            line(10,10,10,420);
    line(5,15,10,10);
    line(15,15,10,10);
    line(10,425,550,425);
    line(540,415,550,425);
    line(540,435,550,425);
    for(i=0;i<3;i++)
    {
        l=5;
        if(i+kk>=m)
        break;
        for(j=0;j<3;j++)
    {
        setfillstyle(5,a[l++]);
        bar3d(k,400-b[i+kk][j]*3,k+40,400,35,1);
        k+=50;
        }
        k+=10;
    }
    
    getch();
    cleardevice();
        }
    return 0;
}