제출 #289616

#제출 시각아이디문제언어결과실행 시간메모리
289616tasfiq4벽 (IOI14_wall)C++14
컴파일 에러
0 ms0 KiB
/// #192 #include <bits/stdc++.h> using namespace std; typedef pair<int,int > pii; typedef long long int lld; #define pi acos(-1) #define fr(i,m,n) for(i=m;i<n;i++) #define fu(i,m,n) for(i=m;i>=n;i--) #define vec vector<int> #define pb push_back #define pp pop_back() #define ft first #define sd second #define all(v) v.begin(),v.end() #define mom(ara) memset(ara,0,sizeof(ara)); #define m1m(ara) memset(ara,-1,sizeof(ara)); #define endl "\n" #define eps 1.19209e-07 #define at1 (at*2) #define at2 (at*2)+1 // add is true and remove is false int A[5000000],B[5000000]; bool opt[5000000],mark[5000000]; int ans; void change(int at,int h,bool w) { if(w) { if(h>A[at] || (!opt[at] && B[at]<h)) { opt[at]=w; A[at]=h; mark[at]=true; } } else { if(h<B[at] || (opt[at] && A[at]>h)) { opt[at]=w; B[at]=h; mark[at]=true; } } } void propagate(int l,int r,int at) { mark[at]=false; if(opt[at]) { change(at1,B[at],false); change(at2,B[at],false); change(at1,A[at],true); change(at2,A[at],true); } else { change(at1,A[at],true); change(at2,A[at],true); change(at1,B[at],false); change(at2,B[at],false); } A[at]=0;B[at]=1e9+7; } void update(int l,int r,int at,int L,int R,int h,bool w) { if(l>R || r<L) return; if(L<=l && r<=R) { change(at,h,w); return; } if(mark[at]) propagate(l,r,at); int mid=(l+r)/2; update(l,mid,at1,L,R,h,w); update(mid+1,r,at2,L,R,h,w); } void query(int l,int r,int at,int pos) { if(l==r) { if(mark[at]) { if(opt[at]) { ans=min(B[at],ans); ans=max(A[at],ans); } else { ans=max(A[at],ans); ans=min(B[at],ans); } } return; } int mid=(l+r)/2; if(pos<=mid) query(l,mid,at1,pos); else query(mid+1,r,at2,pos); if(mark[at]) { if(opt[at]) { ans=min(B[at],ans); ans=max(A[at],ans); } else { ans=max(A[at],ans); ans=min(B[at],ans); } } } int main() {ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0); int i,j,k,a,b,c,x,y,z,n,m,t; cin>>n>>m; fr(i,0,5000000) B[i]=1e9+7; while(m--) { cin>>t>>x>>y>>z; update(1,n,1,x+1,y+1,z,(t==1)); } fr(i,1,n+1) { ans=0; query(1,n,1,i); cout<<ans<<endl; } }

컴파일 시 표준 에러 (stderr) 메시지

wall.cpp: In function 'int main()':
wall.cpp:116:11: warning: unused variable 'j' [-Wunused-variable]
  116 |     int i,j,k,a,b,c,x,y,z,n,m,t;
      |           ^
wall.cpp:116:13: warning: unused variable 'k' [-Wunused-variable]
  116 |     int i,j,k,a,b,c,x,y,z,n,m,t;
      |             ^
wall.cpp:116:15: warning: unused variable 'a' [-Wunused-variable]
  116 |     int i,j,k,a,b,c,x,y,z,n,m,t;
      |               ^
wall.cpp:116:17: warning: unused variable 'b' [-Wunused-variable]
  116 |     int i,j,k,a,b,c,x,y,z,n,m,t;
      |                 ^
wall.cpp:116:19: warning: unused variable 'c' [-Wunused-variable]
  116 |     int i,j,k,a,b,c,x,y,z,n,m,t;
      |                   ^
/tmp/ccg9cs1m.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccp5bh4D.o:wall.cpp:(.text.startup+0x0): first defined here
/tmp/ccg9cs1m.o: In function `main':
grader.cpp:(.text.startup+0x118): undefined reference to `buildWall(int, int, int*, int*, int*, int*, int*)'
collect2: error: ld returned 1 exit status