제출 #320607

#제출 시각아이디문제언어결과실행 시간메모리
320607tasfiq4ICC (CEOI16_icc)C++14
컴파일 에러
0 ms0 KiB
#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 int dsu[103]; vec grp[103]; int ara[103]; int find(int a) { if(dsu[a]==a) return a; return dsu[a]=find(dsu[a]); } void uni(int x,int y) { int a,b,i,j; a=find(x); b=find(y); if(grp[a].size()<grp[b].size()) swap(a,b); dsu[b]=dsu[a]; ara[b]=1; for(auto x:grp[b]) grp[a].pb(x); } pii operate(vec &g,vec &h) { if(g.size()==0 || h.size()==0) return {0,0}; int a[103],b[103],x,y,i,j; fr(i,0,g.size()) a[i]=g[i]; fr(i,0,h.size()) b[i]=g[i]; int l=0,r=h.size(); if(!query(g.size(),a,h.size(),b)) return {0,0}; while(l+1<r) { int mid=(l+r)/2; if(query(g.size(),a,mid,b)) { r=mid; } else { l=mid; } } x=r; l=0,r=g.size(); while(l+1<r) { int mid=(l+r)/2; if(query(mid,a,x,b)) { r=mid; } else l=mid; } y=r; return {a[x-1],b[y-1]}; } void run(int n) { int i,j,k,a,b,c,x,y; fr(i,1,n+1) { dsu[i]=i; grp[i].pb(i); } fr(k,0,n-1) { fr(i,0,7) { vec g,h; fr(j,1,n+1) { if(!ara[j]) { if(j&(1<<i)) { for(auto x:grp[j]) g.pb(x); } else { for(auto x:grp[j]) h.pb(x); } } } pii z=operate(g,h); if(z.ft==0) continue; else { uni(z.ft,z.ft); setRoad(z.ft,z.ft) break; } } } }

컴파일 시 표준 에러 (stderr) 메시지

icc.cpp: In function 'void uni(int, int)':
icc.cpp:28:10: warning: unused variable 'i' [-Wunused-variable]
   28 |  int a,b,i,j;
      |          ^
icc.cpp:28:12: warning: unused variable 'j' [-Wunused-variable]
   28 |  int a,b,i,j;
      |            ^
icc.cpp: In function 'pii operate(std::vector<int>&, std::vector<int>&)':
icc.cpp:6:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 | #define fr(i,m,n) for(i=m;i<n;i++)
......
   40 |  fr(i,0,g.size()) a[i]=g[i];
      |     ~~~~~~~~~~~~            
icc.cpp:40:2: note: in expansion of macro 'fr'
   40 |  fr(i,0,g.size()) a[i]=g[i];
      |  ^~
icc.cpp:6:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 | #define fr(i,m,n) for(i=m;i<n;i++)
......
   41 |  fr(i,0,h.size()) b[i]=g[i];
      |     ~~~~~~~~~~~~            
icc.cpp:41:2: note: in expansion of macro 'fr'
   41 |  fr(i,0,h.size()) b[i]=g[i];
      |  ^~
icc.cpp:43:6: error: 'query' was not declared in this scope
   43 |  if(!query(g.size(),a,h.size(),b)) return {0,0};
      |      ^~~~~
icc.cpp:47:6: error: 'query' was not declared in this scope
   47 |   if(query(g.size(),a,mid,b))
      |      ^~~~~
icc.cpp:61:6: error: 'query' was not declared in this scope
   61 |   if(query(mid,a,x,b))
      |      ^~~~~
icc.cpp:39:26: warning: unused variable 'j' [-Wunused-variable]
   39 |  int a[103],b[103],x,y,i,j;
      |                          ^
icc.cpp: In function 'void run(int)':
icc.cpp:102:5: error: 'setRoad' was not declared in this scope
  102 |     setRoad(z.ft,z.ft)
      |     ^~~~~~~
icc.cpp:72:12: warning: unused variable 'a' [-Wunused-variable]
   72 |  int i,j,k,a,b,c,x,y;
      |            ^
icc.cpp:72:14: warning: unused variable 'b' [-Wunused-variable]
   72 |  int i,j,k,a,b,c,x,y;
      |              ^
icc.cpp:72:16: warning: unused variable 'c' [-Wunused-variable]
   72 |  int i,j,k,a,b,c,x,y;
      |                ^
icc.cpp:72:18: warning: unused variable 'x' [-Wunused-variable]
   72 |  int i,j,k,a,b,c,x,y;
      |                  ^
icc.cpp:72:20: warning: unused variable 'y' [-Wunused-variable]
   72 |  int i,j,k,a,b,c,x,y;
      |                    ^