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C 数组输出错误_C_Arrays_Output - Fatal编程技术网

C 数组输出错误

C 数组输出错误,c,arrays,output,C,Arrays,Output,我已经运行了几个小时了,但仍然得到了错误的输出,似乎无法找到原因。似乎所有的东西都应该工作,但是我第一次实现它时总是得到一个奇怪的字符,而且标记没有按照它们应该的方式移动。这只是练习代码,将用汇编语言实现 char get_line(void){ //Char array, buf space 80, int array, hold the numerical value, char arr[80]; int int_arr[80]; char arr_print[80]

我已经运行了几个小时了,但仍然得到了错误的输出,似乎无法找到原因。似乎所有的东西都应该工作,但是我第一次实现它时总是得到一个奇怪的字符,而且标记没有按照它们应该的方式移动。这只是练习代码,将用汇编语言实现

    char get_line(void){
  //Char array, buf space 80, int array, hold the numerical value,
  char arr[80];
  int int_arr[80];
  char arr_print[80];
  //Two points to compare whether the value in the given array changed.
  int compare;
  int compare_2;
  //Array points, indexes and size counter.
  int count = -1;
  int i = 0;
  int j = 0;
  int k;

  gets(arr);//Unsafe version of code, but for this implementation negligible.

  while( (arr[i] != NULL) && (i < 80) && arr[i] != '\n'){
    //Runs through and sets the value based on specs, #'s =1, alpha =2, ...
    //For the comparison with the below code.
    if(isalpha(arr[i])){
      int_arr[i] = 2;// printf("%c: 2", arr[i]);
      compare = 2;

    }else if(isdigit(arr[i])){
      int_arr[i] = 1;// printf("%d: 1", arr[i]);
       compare = 1;

    }else if(arr[i] == '$'){
      int_arr[i] = 5;// printf("%c: 5", arr[i]);
      compare = 5;

    }else if(arr[i] == '#'){
      int_arr[i] = 6;// printf("%c: 6", arr[i]);
      compare = 6;

    }else if(arr[i] == '(' || arr[i] == ')' || arr[i] == ',' || 
        arr[i] == '.' || arr[i] == ':'){
      int_arr[i] = 4;// printf("%c: 4", arr[i]);
      compare = 4;

    }else if(arr[i] == '*' || arr[i] == '+' || arr[i] == '-' ||
        arr[i] == '/'){
      int_arr[i] = 3;//printf("%c: 3", arr[i]);
      compare = 3;

    }else if(isspace(arr[i]))
      int_arr[i] = 5;//Ignore the spaces in this implementation.
    /*
      Runs the comparison point to assure that the 
      tokens are matched up and grouped as needed.
    */     
    if(compare_2 == 0 || (compare != compare_2)){   
      if(compare_2 != 0){
    for(k=0; k<=j ;k++)
      printf("%c", arr_print[k]); 

    j=0;
      }    
      printf("\t\t%d \n", compare_2);
      compare_2 = compare; 

    }else if( isspace(arr[i]) == 0 ){
      arr_print[j] = arr[i];
      //      printf("\t\t\t\t\t%c  | %d\n", arr_print[j],j);
      j++;
    }

    i++;
    count++;
  }
  printf("\n\n");
  //Code for previous implementation in C  
  for(i=0; i<80 && arr[i] != NULL; i++)
    printf("%c", arr[i]);
  printf("\n");

  for(i=0; i< count+1; i++)
    printf("%d", int_arr[i]);
  printf("\n");

  if(i == 0 || count == -1) return '#';

  return arr[count];
}
char get_行(void){
//Char数组,buf空格80,int数组,保存数值,
char-arr[80];
int_arr[80];
字符对齐打印[80];
//比较给定数组中的值是否更改的两点。
整数比较;
int比较_2;
//数组点、索引和大小计数器。
整数计数=-1;
int i=0;
int j=0;
int k;
获取(arr);//代码的不安全版本,但对于此实现可以忽略不计。
而((arr[i]!=NULL)&&(i<80)&&arr[i]!='\n'){
//运行并基于规格设置值,#s=1,alpha=2。。。
//用于与下面的代码进行比较。
if(isalpha(arr[i])){
int_arr[i]=2;//printf(“%c:2”,arr[i]);
比较=2;
}else if(isdigit(arr[i])){
int_arr[i]=1;//printf(“%d:1”,arr[i]);
比较=1;
}else if(arr[i]='$'){
int_arr[i]=5;//printf(“%c:5”,arr[i]);
比较=5;
}else if(arr[i]='#'){
int_arr[i]=6;//printf(“%c:6”,arr[i]);
比较=6;
}如果(arr[i]=='('| | arr[i]=')'| | arr[i]==','| |
| | arr[i]==':'){
int_arr[i]=4;//printf(“%c:4”,arr[i]);
比较=4;
}如果(arr[i]='*'| | arr[i]='+'| | arr[i]='-'||
arr[i]=='/'){
int_arr[i]=3;//printf(“%c:3”,arr[i]);
比较=3;
}else if(isspace(arr[i]))
int_arr[i]=5;//忽略此实现中的空格。
/*
运行比较点以确保
令牌将根据需要进行匹配和分组。
*/     
如果(compare_2==0 | |(compare!=compare_2)){
如果(比较_2!=0){

对于(k=0;k我想这就是你需要的

试试这个代码

char get_line(void) 
{
  //Char array, buf space 80, int array, hold the numerical value,
  char arr[80];
  int int_arr[80];
  char arr_print[80];
  //Two points to compare whether the value in the given array changed.
  int compare=0;    
  int compare_2=0;
  //Array points, indexes and size counter.
  int count = -1;
  int i = 0;
  int j = 0;
  int k = 0;
  int l = 0;  // I add an int l for 

  gets(arr);//Unsafe version of code, but for this implementation negligible.

  //while( (arr[i] != NULL) && (i < 80) && arr[i] != '\n'){
  while( i < 80 && arr[i] != '\0') 
  {
    //Runs through and sets the value based on specs, #'s =1, alpha =2, ...
    //For the comparison with the below code.
    if(isalpha(arr[i]))
    {
        int_arr[i] = 2;// printf("%c: 2", arr[i]);
        compare = 2;
    }
    else if(isdigit(arr[i]))
    {
        int_arr[i] = 1;// printf("%d: 1", arr[i]);
        compare = 1;
    }
    else if(arr[i] == '$')
    {
        int_arr[i] = 5;// printf("%c: 5", arr[i]);
        compare = 5;
    }
    else if(arr[i] == '#')
    {
        int_arr[i] = 6;// printf("%c: 6", arr[i]);
        compare = 6;
    }
    else if(arr[i] == '(' || arr[i] == ')' || arr[i] == ',' || arr[i] == '.' || arr[i] == ':')
    {
        int_arr[i] = 4;// printf("%c: 4", arr[i]);
        compare = 4;
    }
    else if(arr[i] == '*' || arr[i] == '+' || arr[i] == '-' || arr[i] == '/')
    {
        int_arr[i] = 3;//printf("%c: 3", arr[i]);
        compare = 3;
    }
    else if(isspace(arr[i]))
        int_arr[i] = 5;//Ignore the spaces in this implementation.
    /*
        Runs the comparison point to assure that the 
        tokens are matched up and grouped as needed.
    */     
    if(compare_2 == 0 || (compare != compare_2))
    {
        if(compare_2 != 0)
        {
            for(k=0; k<=j ;k++) 
                printf("%c", arr[l+k]);   // arr_print replaced by arr
            j=0;
            l+=k;  // int l to go through array arr
        }
        printf("\t\t%d \n", compare_2);
        compare_2 = compare; 
    }
    else if( isspace(arr[i]) == 0 )
    {
        arr_print[j] = arr[i];
        //printf("\t\t\t\t\t%c  | %d\n", arr_print[j],j);
        j++;
    }
    i++;
    count++;
  }

  printf("%c", arr[count]);        // Repeated code to print the last element
  printf("\t\t%d \n", compare_2);
  compare_2 = compare;

  printf("\n\n");
  //Code for previous implementation in C  
  for(i=0; i<80 && arr[i] != NULL; i++)
    printf("%c", arr[i]);
  printf("\n");

  for(i=0; i< count+1; i++)
    printf("%d", int_arr[i]);
  printf("\n");

  if(i == 0 || count == -1) return '#';

  return arr[count];
}
char get_行(void)
{
//Char数组,buf空格80,int数组,保存数值,
char-arr[80];
int_arr[80];
字符对齐打印[80];
//比较给定数组中的值是否更改的两点。
int比较=0;
int比较_2=0;
//数组点、索引和大小计数器。
整数计数=-1;
int i=0;
int j=0;
int k=0;
int l=0;//我为
获取(arr);//代码的不安全版本,但对于此实现可以忽略不计。
//而((arr[i]!=NULL)&&(i<80)&&arr[i]!='\n'){
而(i<80&&arr[i]!='\0')
{
//运行并基于规格设置值,#s=1,alpha=2。。。
//用于与下面的代码进行比较。
if(isalpha(arr[i]))
{
int_arr[i]=2;//printf(“%c:2”,arr[i]);
比较=2;
}
else if(isdigit(arr[i]))
{
int_arr[i]=1;//printf(“%d:1”,arr[i]);
比较=1;
}
else if(arr[i]='$')
{
int_arr[i]=5;//printf(“%c:5”,arr[i]);
比较=5;
}
else if(arr[i]='#')
{
int_arr[i]=6;//printf(“%c:6”,arr[i]);
比较=6;
}
如果(arr[i]='('| arr[i]=')'| arr[i]=','| arr[i]='。| arr[i]=':')
{
int_arr[i]=4;//printf(“%c:4”,arr[i]);
比较=4;
}
else if(arr[i]='*'| | arr[i]='+'| | arr[i]='-'| | arr[i]='/'))
{
int_arr[i]=3;//printf(“%c:3”,arr[i]);
比较=3;
}
else if(isspace(arr[i]))
int_arr[i]=5;//忽略此实现中的空格。
/*
运行比较点以确保
令牌将根据需要进行匹配和分组。
*/     
如果(比较2==0 | |(比较!=比较2))
{
如果(比较_2!=0)
{

对于(k=0;kYou可能希望从初始化
compare
compare_2
到已知值开始。至少,这将不再有未定义的行为,因此您可以专注于实际问题。
while((arr[i]!=NULL)&(i<80)&&arr[i]!='\n'){
while(i<80&&arr[i]!='\0')){ <代码> >谢谢你对其中一些要点的澄清,我的头脑仍然处于C++的位置,如果未声明,这些值在0被初始化。谢谢,并且关于“\\ 0”在使用代码时由于代码中的某些东西而引起了恼人的错误,很可能是由于使用了GET……谢谢。感谢您提供的代码片段,可以根据需要工作,现在来看看如何将其作为汇编语言实现。我也看到了我在一些问题上的错误,总是简单的问题把问题搞砸了。