rand_count.cpp

来自「在c环境下的对数据结构进行讲解,包含有例题及答案」· C++ 代码 · 共 34 行

  //rand_count.cpp
 #include <iostream.h>
 #include <conio.h>
 #include <stdlib.h>	//randomize(),random
 void main()
 { int i,one=0,two=0,three=0,four=0,five=0,
     six=0,seven=0,eight=0,nine=0,zero=0;
   randomize();
   for (i=1;i<=20;i++)
   switch (random(10))
   { case 0:zero++; 	break;
     case 1:one++;	break;
     case 2:two++;	break;
     case 3:three++;	break;
     case 4:four++;	break;
     case 5:five++;	break;
     case 6:six++;	break;
     case 7:seven++;	break;
     case 8:eight++;	break;
     case 9:nine++;	break;
   }
   cout << "1="<<one	<<"\n"
          << "2="<<two<<"\n"
          << "3="<<three<<"\n"
          << "4="<<four<<"\n"
          << "5="<<five<<"\n"
          << "6="<<six<<"\n"
          << "7="<<seven<<"\n"
          << "8="<<eight<<"\n"
          << "9="<<nine<<"\n"
          << "0="<<zero<<"\n";
   getch();
 }