提交记录 12489 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
az111522240	1000. 测测你的 A+B	Compile Error	0	0 ns	0 KB	C++11	805 B

提交时间	评测时间
2020-04-14 08:23:45	2020-08-01 02:55:39

代码


namespace io {
    template <typename T> inline void read(T & _x) {
        int f = 0, ch; _x = 0;
        while(!isdigit(ch = getchar())) f |= ch == '-';
        while(isdigit(ch)) _x = _x * 10 + ch - '0', ch = getchar();
        if(f) _x = -_x;
    }
    template <typename T, typename ... Args> inline void read(T &_f, Args& ... args) {
        read(_f), read(args ...);
    }
    inline void _deal(char ch) { putchar(ch); }
    template <typename T> inline void _deal(T _x) {
        if (_x < 0) putchar('-'), _x = -_x;
        if (_x > 9) _deal(_x / 10);
        putchar(_x % 10 + '0');
    }
    inline void write() {}
    template <typename T, typename ... Args> inline void write(T _f, Args ... args) {
        _deal(_f), write(args...);
    }
}
int plus(io::read(a,b)) {
    io::write( a + b);
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp: In function ‘void io::read(T&)’:
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp:5:29: error: there are no arguments to ‘getchar’ that depend on a template parameter, so a declaration of ‘getchar’ must be available [-fpermissive]
    5 |         while(!isdigit(ch = getchar())) f |= ch == '-';
      |                             ^~~~~~~
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp:5:29: note: (if you use ‘-fpermissive’, G++ will accept your code, but allowing the use of an undeclared name is deprecated)
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp:6:15: error: there are no arguments to ‘isdigit’ that depend on a template parameter, so a declaration of ‘isdigit’ must be available [-fpermissive]
    6 |         while(isdigit(ch)) _x = _x * 10 + ch - '0', ch = getchar();
      |               ^~~~~~~
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp:6:58: error: there are no arguments to ‘getchar’ that depend on a template parameter, so a declaration of ‘getchar’ must be available [-fpermissive]
    6 |         while(isdigit(ch)) _x = _x * 10 + ch - '0', ch = getchar();
      |                                                          ^~~~~~~
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp: In function ‘void io::_deal(char)’:
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp:12:34: error: ‘putchar’ was not declared in this scope; did you mean ‘char’?
   12 |     inline void _deal(char ch) { putchar(ch); }
      |                                  ^~~~~~~
      |                                  char
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp: In function ‘void io::_deal(T)’:
jp_data/tasks/69ee9680d35f11ea899e00163e04388b/contestant.cpp:14:21: error: there are no arguments to ‘putchar’ that depend on a template parameter, so a declaration of ‘putchar’ must be available [-fpermissive]
   14 |         if (_x < 0) putchar('-'), _x = -_x;
      |