这个错误怎么改呀

我為ぷぃ情醉

#include<iostream>
#include<fstream>
void test1(const char an1[],bool&bo);
void test2(const char an1[],bool&bo);
void outscore(char an[],char an1[],bool bo);
using namespace std;
int main()
{
ifstream indata;
ofstream outdata;
indata.open("exams.txt");
outdata.open("scores.txt");

while(indata)
{
bool bo1=true;
char*id;
char answer[22];
indata.getline(answer,22,'\n');
indata>>id;
char answer1[30];
indata.getline(answer,30,'\n');
test1(answer1,bo1);
test2(answer1,bo1);
outscore(answer,answer1,bo1);
outdata<<endl;
}
return 0;
}
void test1(const char an1[],bool&bo)
{
int i,count=0;
for(i=0;i<30;i++)
while(an1[i]!='\0')
count++;
if(count<20)
{
outdata<<"Too few answers ";
bo=false;
}
if(count>20)
{
outdata<<"Too many answers ";
bo=false;
}
}
void test2(const char an1[],bool&bo)
{
int i;
for(i=0;i<30;i++)
while(an1[i]!='\0')
while(!(an1[i]>=97&&an1[i]))
{
outdata<<"Invalid answers ";
bo=false;
}
}
void outscore(char an[],char an1[],bool bo)
{
int i,count;
if(bo)
{
for(i=0;i<20;i++)
{
if(an1[i]=an[i])
count++;
}
outdata<<count;
}
}
编译时出错 怎么也想不痛,各位大虾多多指点
--------------------Configuration: chapter7 - Win32 Debug--------------------
Compiling...
c.cpp
E:\temp\chapter7\c.cpp(41) : error C2065: 'outdata' : undeclared identifier
E:\temp\chapter7\c.cpp(41) : error C2297: '<<' : illegal, right operand has type 'char [18]'
E:\temp\chapter7\c.cpp(46) : error C2297: '<<' : illegal, right operand has type 'char [18]'
E:\temp\chapter7\c.cpp(57) : error C2297: '<<' : illegal, right operand has type 'char [18]'
E:\temp\chapter7\c.cpp(71) : warning C4552: '<<' : operator has no effect; expected operator with side-effect
Error executing cl.exe.
chapter7.exe - 4 error(s), 1 warning(s)

勇敢的心

1. #include<iostream>
   
2. #include<fstream>
   
3. using namespace std;
   
4. 
   
5. void test1(const char an1[], bool & bo, ofstream & outdata);
   
6. void test2(const char an1[],bool & bo, ofstream & outdata);
   
7. void outscore(char an[],char an1[],bool bo, ofstream & outdata);
   
8. 
   
9. int main()
   
10. {
    
11. ifstream indata;
    
12. ofstream outdata;
    
13. 
    
14. indata.open("exams.txt");
    
15. outdata.open("scores.txt");
    
16. 
    
17. while(indata)
    
18. {
    
19. bool bo1=true;
    
20. char id[20]; // Caution
    
21. char answer[22];
    
22. indata.getline(answer,22,'\n');
    
23. indata>>id;
    
24. char answer1[30];
    
25. indata.getline(answer,30,'\n');
    
26. test1(answer1,bo1, outdata); // Caution
    
27. test2(answer1,bo1, outdata); // Caution
    
28. outscore(answer,answer1,bo1, outdata); // Caution
    
29. outdata<<endl;
    
30. }
    
31. return 0;
    
32. }
    
33. 
    
34. void test1(const char an1[], bool & bo, ofstream & outdata)
    
35. {
    
36. int i,count=0;
    
37. for(i=0;i<30;i++)
    
38. while(an1[i]!='\0')
    
39. count++;
    
40. if(count<20)
    
41. {
    
42. outdata<<"Too few answers ";
    
43. bo=false;
    
44. }
    
45. 
    
46. if(count>20)
    
47. {
    
48. outdata<<"Too many answers ";
    
49. bo=false;
    
50. }
    
51. }
    
52. 
    
53. void test2(const char an1[],bool & bo, ofstream & outdata)
    
54. {
    
55. int i;
    
56. for(i=0;i<30;i++)
    
57. while(an1[i]!='\0')
    
58. while(!(an1[i]>=97&&an1[i]))
    
59. {
    
60. outdata<<"Invalid answers ";
    
61. bo=false;
    
62. }
    
63. }
    
64. 
    
65. void outscore(char an[],char an1[],bool bo, ofstream & outdata)
    
66. {
    
67. int i,count;
    
68. if(bo)
    
69. {
    
70. for(i=0;i<20;i++)
    
71. {
    
72. if(an1[i]==an[i]) // Caution
    
73. count++;
    
74. }
    
75. outdata<<count;
    
76. }
    
77. }
    
78. 
    

复制代码

太阳神

谢谢了