제출 #520319

#제출 시각아이디문제언어결과실행 시간메모리
520319krit3379Job Scheduling (CEOI12_jobs)C++14
0 / 100
157 ms10636 KiB
#include<bits/stdc++.h> using namespace std; #define N 1000005 struct A{ int val,i; bool operator<(const A& o)const{ return val<o.val; } }; A a[N]; int main(){ int n,m,d,i,j,l,r,mid,k,ans; scanf("%d %d %d",&n,&d,&m); for(i=1;i<=m;i++){ scanf("%d",&a[i].val); a[i].i=i; } sort(a+1,a+m+1); l=1,r=m; while(l<=r){ mid=(l+r)/2; for(i=1,j=1;i<=n&&j<=m;i++){ if(i>a[j].val+d)break; k=mid; while(j<=m&&a[j].val<=i&&k--)j++; } if(j>m)ans=mid,r=mid-1; else l=mid+1; } printf("%d",ans); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp: In function 'int main()':
jobs.cpp:16:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |     scanf("%d %d %d",&n,&d,&m);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~
jobs.cpp:18:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |         scanf("%d",&a[i].val);
      |         ~~~~~^~~~~~~~~~~~~~~~
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