Submission #1991656


Source Code Expand

#include<iostream>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<map>
using namespace std;
#define si scanf
#define so printf
#define N 100100
#define INF  
template<typename TP>inline bool rd(TP& r)
{
	r=0;
	char tmp=getchar();
	while(tmp<'0'||tmp>'9')
	{
		if(tmp==EOF)
			return 0;
		tmp=getchar();
	}
	while('0'<=tmp&&tmp<='9')
	{
		r=(r<<3)+(r<<1)+tmp-'0';
		tmp=getchar();
	}
	return 1;
	
} 
int n;
long long a[N],b[N],xr,dif,got;
int ac[N],tot;
int get(int x)
{
	if(ac[x]==x)
		return x;
	ac[x]=get(ac[x]);
	return ac[x];
}
map<long long,int> ns;
bool nodif;
int vis[N]; 
int main()
{
	rd(n);
	for(int i=1;i<=n;++i)
	{
		rd(a[i]),xr^=a[i];
		if(ns.count(a[i])==0)
			ns[a[i]]=++tot;
			
	}
	a[n+1]=xr;
	if(ns.count(a[n+1])==0)
		ns[a[n+1]]=++tot;
	for(int i=1;i<=n;++i)
	{
		rd(b[i]);
		if(ns.count(b[i])==0)
			ns[b[i]]=++tot;
	}
	for(int i=1;i<=tot;++i)
		ac[i]=i;
	nodif=1;
	for(int i=1;i<=n;++i)
		if(a[i]!=b[i])
		{
			++dif;
			nodif=0;
			ac[get(ns[a[i]])]=get(ns[b[i]]);
			if(b[i]==xr&&!got)
			{
				--dif;
				got=1;
			}
		}
	if(nodif)
	{
		so("0\n");
		return 0;
	}
	sort(a+1,a+n+1+1);
	sort(b+1,b+n+1);
	int j=1,jumped=0;
	for(int i=1;i<=n;++i,++j)
		if(a[j]!=b[i]&&a[j+1]==b[i]&&jumped==0)
		{
			jumped=1;
			++j;
		}
		else if(a[j]!=b[i])
		{
			so("-1\n");
			return 0;
		}
	for(int i=1;i<=tot;++i)
		if(!vis[get(i)]&&ac[i]!=i)
			++dif,vis[get(i)]=1;
	so("%d\n",dif);
	return 0;
} 

Submission Info

Submission Time
Task D - XOR Replace
User cdyp
Language C++14 (GCC 5.4.1)
Score 1000
Code Size 1524 Byte
Status AC
Exec Time 160 ms
Memory 10112 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:98:15: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=]
  so("%d\n",dif);
               ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 1000 / 1000
Status
AC × 4
AC × 74
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt, 1_29.txt, 1_30.txt, 1_31.txt, 1_32.txt, 1_33.txt, 1_34.txt, 1_35.txt, 1_36.txt, 1_37.txt, 1_38.txt, 1_39.txt, 1_40.txt, 1_41.txt, 1_42.txt, 1_43.txt, 1_44.txt, 1_45.txt, 1_46.txt, 1_47.txt, 1_48.txt, 1_49.txt, 1_50.txt, 1_51.txt, 1_52.txt, 1_53.txt, 1_54.txt, 1_55.txt, 1_56.txt, 1_57.txt, 1_58.txt, 1_59.txt, 1_60.txt, 1_61.txt, 1_62.txt, 1_63.txt, 1_64.txt, 1_65.txt, 1_66.txt, 1_67.txt, 1_68.txt, 1_69.txt
Case Name Status Exec Time Memory
0_00.txt AC 1 ms 256 KB
0_01.txt AC 1 ms 256 KB
0_02.txt AC 1 ms 256 KB
0_03.txt AC 1 ms 256 KB
1_00.txt AC 1 ms 256 KB
1_01.txt AC 1 ms 256 KB
1_02.txt AC 1 ms 256 KB
1_03.txt AC 1 ms 256 KB
1_04.txt AC 1 ms 256 KB
1_05.txt AC 1 ms 256 KB
1_06.txt AC 1 ms 256 KB
1_07.txt AC 63 ms 8448 KB
1_08.txt AC 105 ms 9984 KB
1_09.txt AC 109 ms 8704 KB
1_10.txt AC 16 ms 1792 KB
1_11.txt AC 16 ms 1792 KB
1_12.txt AC 17 ms 1792 KB
1_13.txt AC 17 ms 1792 KB
1_14.txt AC 26 ms 1792 KB
1_15.txt AC 26 ms 1792 KB
1_16.txt AC 26 ms 1792 KB
1_17.txt AC 26 ms 1792 KB
1_18.txt AC 33 ms 1792 KB
1_19.txt AC 33 ms 1792 KB
1_20.txt AC 33 ms 1792 KB
1_21.txt AC 33 ms 1792 KB
1_22.txt AC 40 ms 1792 KB
1_23.txt AC 39 ms 1792 KB
1_24.txt AC 39 ms 1792 KB
1_25.txt AC 40 ms 1792 KB
1_26.txt AC 46 ms 1792 KB
1_27.txt AC 46 ms 1792 KB
1_28.txt AC 47 ms 1792 KB
1_29.txt AC 47 ms 1792 KB
1_30.txt AC 57 ms 1920 KB
1_31.txt AC 56 ms 1920 KB
1_32.txt AC 58 ms 1920 KB
1_33.txt AC 57 ms 1920 KB
1_34.txt AC 81 ms 2304 KB
1_35.txt AC 82 ms 2304 KB
1_36.txt AC 80 ms 2304 KB
1_37.txt AC 82 ms 2304 KB
1_38.txt AC 115 ms 3840 KB
1_39.txt AC 115 ms 3840 KB
1_40.txt AC 114 ms 3840 KB
1_41.txt AC 115 ms 3840 KB
1_42.txt AC 140 ms 8448 KB
1_43.txt AC 143 ms 6400 KB
1_44.txt AC 148 ms 6528 KB
1_45.txt AC 142 ms 6400 KB
1_46.txt AC 152 ms 7808 KB
1_47.txt AC 149 ms 7808 KB
1_48.txt AC 152 ms 7808 KB
1_49.txt AC 152 ms 7808 KB
1_50.txt AC 153 ms 8192 KB
1_51.txt AC 147 ms 8064 KB
1_52.txt AC 160 ms 8320 KB
1_53.txt AC 152 ms 8192 KB
1_54.txt AC 153 ms 8320 KB
1_55.txt AC 148 ms 8192 KB
1_56.txt AC 154 ms 8448 KB
1_57.txt AC 153 ms 8448 KB
1_58.txt AC 145 ms 10112 KB
1_59.txt AC 155 ms 8448 KB
1_60.txt AC 156 ms 8448 KB
1_61.txt AC 153 ms 8448 KB
1_62.txt AC 154 ms 8448 KB
1_63.txt AC 147 ms 8064 KB
1_64.txt AC 152 ms 8320 KB
1_65.txt AC 152 ms 8320 KB
1_66.txt AC 155 ms 8320 KB
1_67.txt AC 151 ms 8320 KB
1_68.txt AC 154 ms 8448 KB
1_69.txt AC 155 ms 8448 KB