제출 #349452

#제출 시각아이디문제언어결과실행 시간메모리
349452David_M벽 (IOI14_wall)C++14
컴파일 에러
0 ms0 KiB
//#include "wall.h" #include <bits/stdc++.h> #define pb push_back using namespace std; const int INF=1e9+2021; struct uwu{int type, height, time; uwu (int x, int y, int z){time=x;type=y;height=z;} }; vector<uwu> v[1<<20]; int T[2][1<<23], M[2], K; void build (int x=1, int l=0, int r=K){ if(l==r){ T[1][x]=(!!l)*INF; return; } build(x<<1, l, l+r>>1); build(x<<1|1, l+r+2>>1, r); T[1][x]=min(T[1][x<<1], T[1][x<<1|1]); } void upd(uwu a, int x=1, int l=0, int r=K){ if(l==r){ cout<<a.type<<" "<<a.time<<" "<<x<<" "<<a.height<<endl; T[a.type][x]=a.height; return; } int mid=l+r>>1; if(a.time<=mid) upd(a, x<<1, l, mid); else upd(a, x<<1|1, mid+1, r); T[0][x]=max(T[0][x<<1], T[0][x<<1|1]); T[1][x]=min(T[1][x<<1], T[1][x<<1|1]); } int get(int x=1, int l=0, int r=K){ if(l==r){ cout<<l<<" "<<M[0]<<" "<<M[1]<<" "<<T[0][x]<<" "<<T[1][x]<<" "<<x<<endl; M[0]=max(M[0], T[0][x]), M[1]=min(M[1], T[1][x]); return (T[0][x]==M[0])?M[1]:M[0]; // if(T[0][x]==M[0])return M[1]; // if(T[1][x]==M[1])return M[0]; // assert(0); } int m[]={max(M[0], T[0][x<<1|1]), min(M[1], T[1][x<<1|1])}, mid=l+r>>1; if(m[1]>m[0]){ M[0]=m[0]; M[1]=m[1]; return get(x<<1, l, mid); } else return get(x<<1|1, mid+1, r); } void buildWall(int n,int k,int op[],int left[],int right[],int height[],int finalHeight[]){ K=k; build(); for(int i=0; i<k; i++){ op[i]--; v[left[i]].pb({i+1, op[i], height[i]}); v[right[i]+1].pb({i+1, op[i], op[i]*INF}); } // for (int i=1; i<=4*k+2; i++){ // cout<<T[0][i]<<" "<<T[1][i]<<'\n'; // } for (int i=0; i<n; i++){ for (int j=0; j<v[i].size(); j++) upd(v[i][j]); M[0]=0; M[1]=INF; finalHeight[i]=get(); } } int n, k, op[10], Left[10], Right[10], height[10], finalHeight[10]; main(){ cin>>n>>k; for (int i=0; i<k; i++){ cin>>op[i]>>Left[i]>>Right[i]>>height[i]; } buildWall(n, k, op, Left, Right, height, finalHeight); for (int i=0; i<n; i++){ cout<<finalHeight[i]<<" "; } }

컴파일 시 표준 에러 (stderr) 메시지

wall.cpp: In function 'void build(int, int, int)':
wall.cpp:12:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   12 |  build(x<<1, l, l+r>>1);
      |                 ~^~
wall.cpp:13:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   13 |  build(x<<1|1, l+r+2>>1, r);
      |                ~~~^~
wall.cpp: In function 'void upd(uwu, int, int, int)':
wall.cpp:19:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   19 |  int mid=l+r>>1;
      |          ~^~
wall.cpp: In function 'int get(int, int, int)':
wall.cpp:37:67: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   37 |  int m[]={max(M[0], T[0][x<<1|1]), min(M[1], T[1][x<<1|1])}, mid=l+r>>1;
      |                                                                  ~^~
wall.cpp: In function 'void buildWall(int, int, int*, int*, int*, int*, int*)':
wall.cpp:54:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<uwu>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |   for (int j=0; j<v[i].size(); j++) upd(v[i][j]);
      |                 ~^~~~~~~~~~~~
wall.cpp: At global scope:
wall.cpp:60:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   60 | main(){
      |      ^
/tmp/ccaRK6Sr.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccMbNMO5.o:wall.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status