#include<cstdio> #include<iostream> #include<cstring> #include<cmath> #include<algorithm> #include<queue> #include<stack> using namespace std; #define REG register #define ll long long #define IN inline #define REP(a,b,c) for(REG int a=b;a<=c;a++) #define Rep(a,b,c) for(REG int a=b;a<c;a++) #define RED(a,b,c) for(REG int a=b;a>=c;a--) #define Maxn 1000005 IN ll read() { ll ss=0,ww=1;char ch=getchar(); while(ch<'0'||ch>'9') {if(ch=='-') ww=-1;ch=getchar();} while(ch>='0'&&ch<='9') ss=ss*10+ch-'0',ch=getchar(); return ss*ww; } int main() { // freopen(".in","r",stdin); // freopen(".out","w",stdout); }
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