2018年05月07日 | 数码管显示数字之C语言模拟

#define N 10   //最多可以输入10个数字
＃i nclude    
int check(char array[],int n)
{  //检查输入是否全为数字
  int i;
  for(i=0;i     if(array[i]<'0'||array[i]>'9')
       return -1;
  return 1;
}

main()
{
   char alpha[70][4]={{'*','*','*','*'},{'*',' ',' ','*'},{'*',' ',' ','*'},{'*',' ',' ','*'},
                                 {'*',' ',' ','*'},{'*',' ',' ','*'},{'*','*','*','*'},{' ',' ',' ','*'},
                                 {' ',' ',' ','*'},{' ',' ',' ','*'},{' ',' ',' ','*'},{' ',' ',' ','*'},
                                 {' ',' ',' ','*'},{' ',' ',' ','*'},{'*','*','*','*'},{' ',' ',' ','*'},
                                 {' ',' ',' ','*'},{'*','*','*','*'},{'*',' ',' ',' '},{'*',' ',' ',' '},
                                 {'*','*','*','*'},{'*','*','*','*'},{' ',' ',' ','*'},{' ',' ',' ','*'},
                                 {'*','*','*','*'},{' ',' ',' ','*'},{' ',' ',' ','*'},{'*','*','*','*'},
                                 {' ','*',' ',' '},{'*',' ','*',' '},{'*',' ','*',' '},{'*','*','*','*'},
                                 {' ',' ','*',' '},{' ',' ','*',' '},{' ',' ','*',' '},{'*','*','*','*'},
                                 {'*',' ',' ',' '},{'*',' ',' ',' '},{'*','*','*','*'},{' ',' ',' ','*'},
                                 {' ',' ',' ','*'},{'*','*','*','*'},{'*',' ',' ',' '},{'*',' ',' ',' '},
                                 {'*',' ',' ',' '},{'*','*','*','*'},{'*',' ',' ','*'},{'*',' ',' ','*'},
                                 {'*','*','*','*'},{'*','*','*','*'},{' ',' ',' ','*'},{' ',' ',' ','*'},
                                 {' ',' ',' ','*'},{' ',' ',' ','*'},{' ',' ',' ','*'},{' ',' ',' ','*'},
                                 {'*','*','*','*'},{'*',' ',' ','*'},{'*',' ',' ','*'},{'*','*','*','*'},
                                 {'*',' ',' ','*'},{'*',' ',' ','*'},{'*','*','*','*'},{'*','*','*','*'},
                                 {'*',' ',' ','*'},{'*',' ',' ','*'},{'*','*','*','*'},{' ',' ',' ','*'},
                                 {' ',' ',' ','*'},{' ',' ',' ','*'}}; //把10个数字符号化,7行4列为一个数字
   int row,count,col,n;  //
   char input[N+1];
   int length;
   printf("/nPlease input at most 10 digital to display/n");
   scanf("%s",input);
   length=strlen(input);  //length用来记录实际输入的数字个数
   if(check(input,length)==-1)
   {
      printf("/ninput error,exit!");
      return;
   }
   for(row=0;row<7;row++)
   {  //7行
      printf("/n");
      for(count=0;count      {  //控制每个数字
          n=input[count]-'0';
          for(col=0;col<4;col++)
         {  //每个数字4列
              printf("%c",alpha[n*7+row][col]);
         }
         printf("   ");  //每行中数字间隔
      }
   }
}