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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#394586 | #4913. 子集匹配 | le0n | Compile Error | / | / | C++14 | 230b | 2024-04-20 16:29:04 | 2024-04-20 16:29:05 |
Judging History
answer
#include <hall.h>
int solve(int n, int K, int s)
{
int i, t = 0, mn = 0, p = -1;
for(i = 0; i < n; i++)
{
t += 2 * ((s >> i) & 1) - 1;
if(t < mn)
{
mn = t;
p = i;
}
}
return s ^ (1 << (p + 1));
}
Details
implementer.cpp: In function ‘int main()’: implementer.cpp:37:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 37 | scanf("%d %d",&n,&K); assert(1<=n&&n<=27&&2*K>n); | ~~~~~^~~~~~~~~~~~~~~ answer.code:1:10: fatal error: hall.h: No such file or directory 1 | #include <hall.h> | ^~~~~~~~ compilation terminated.