提交记录 12938 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
panyf	noip18a. 【NOIP2018】铺设道路	Compile Error	0	0 ns	0 KB	C	267 B

提交时间	评测时间
2020-07-05 21:03:59	2020-08-01 03:01:14

代码

#include<stdio.h>
#include<sys/mman.h>
char *_=(char*)mmap(NULL,999999999,PROT_READ,MAP_PRIVATE,fileno(stdin),0);
void in(int&x){
	for(x=0;*_>'9'||*_<'0';++_);
	for(;*_<='9'&&*_>='0';x=x*10+(*_++^48));
}
int main(){
	int n,a,b,s=0;
	in(n);printf("%d",n);
	return 0;
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/3417e626d36011ea899e00163e04388b/contestant.c:3:9: error: initializer element is not constant
    3 | char *_=(char*)mmap(NULL,999999999,PROT_READ,MAP_PRIVATE,fileno(stdin),0);
      |         ^
jp_data/tasks/3417e626d36011ea899e00163e04388b/contestant.c:4:12: error: expected ‘;’, ‘,’ or ‘)’ before ‘&’ token
    4 | void in(int&x){
      |            ^
jp_data/tasks/3417e626d36011ea899e00163e04388b/contestant.c: In function ‘main’:
jp_data/tasks/3417e626d36011ea899e00163e04388b/contestant.c:10:2: warning: implicit declaration of function ‘in’; did you mean ‘main’? [-Wimplicit-function-declaration]
   10 |  in(n);printf("%d",n);
      |  ^~
      |  main