Page 416 - C++
P. 416

str[i][0]=wstr[r][i];
                     str[i][1]='\0';
                  }
                  setbkcolor(15);
                  setcolor(2);
                  settextstyle(3,0,3);
                  for(i=0;i<ctr;i++)
                  {
                     rectangle(100+40*i,150,140+40*i,190);
                     delay(300);
                  }
                  int f, flag=0;
                  f=rand()%ctr;
                  if(f%2==0)
                  {
                     for(int o=0;o<ctr;o+=2)
                     {
                       outtextxy(110+20*o,158,str[o]);
                       delay(100);
                       flag+=2;
                     }
                     for(o=1;o<ctr;o+=2)
                     {
                       outtextxy(90+20*(o+flag),158,str[o]);
                       delay(100);
                     }
                  }
                  if(f%2==1)
                  {
                     for(int o=1;o<ctr;o+=2)
                     {
                       outtextxy(90+20*o,158,str[o]);
                       flag+=2;
                       delay(100);
                     }
                     flag+=1;
                     for(o=0;o<ctr;o+=2)
                     {
                       outtextxy(90+20*(o+flag),158,str[o]);
                       delay(100);
                     }
                  }
                  for(i=0;i<ctr;i++)
                  {
                     rectangle(100+40*i,350,140+40*i,390);
                     delay(300);
                  }
                  char ans[50];
                  char ans1[15][3];
                  int temp=0;
                  setcolor(1);
                  outtextxy(10,500,"ENTER YOUR ANSWER");
                  for(i=0;i<ctr;i++)
                  {
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