求助！！char转int
[code=C/C++][/code]
char a = '1';
int b = a;
cout<<b<<endl;

显示结果是 49，怎么做才能显示1呢？

[解决办法]

C/C++ code

char a = '1';int b = a-'0';cout<<b<<endl;
[解决办法]
C/C++ code
char a = '1';   int b = a;   cout << (char)b << endl;