提交记录 31450 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
saffah_dsh_260814	1000. 测测你的 A+B	Compile Error	0	0 ns	0 KB	C++	249 B

提交时间	评测时间
2026-08-14 01:57:24	2026-08-14 01:57:26

代码

int plus(int a, int b) { return a + b; }
extern "C" int fputs(const char *s, void *f) { return 1; }
extern "C" int puts(const char *s) { return 1; }
extern "C" int fwrite(const void *p, unsigned long sz, unsigned long n, void *f) { return (int)n; }

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/707ee1f0974011f1aa5f39b1dd43d4ae/contestant.cpp:4:16: warning: declaration of ‘int fwrite(const void*, long unsigned int, long unsigned int, void*)’ conflicts with built-in declaration ‘long unsigned int fwrite(const void*, long unsigned int, long unsigned int, void*)’ [-Wbuiltin-declaration-mismatch]
    4 | extern "C" int fwrite(const void *p, unsigned long sz, unsigned long n, void *f) { return (int)n; }
      |                ^~~~~~
/usr/bin/ld: /home/pigeon/jdosres/duck-utils/../duck-binaries/duck64/lib/musl//libc.a(fwrite.lo): in function `fwrite':
fwrite.c:(.text.fwrite+0x0): multiple definition of `fwrite'; /tmp/cc8CfupS.o:contestant.cpp:(.text+0x30): first defined here
collect2: error: ld returned 1 exit status