#include #include #include #include using namespace std; #include #include template struct Matrix{ vector >dat; int N,M;//N x M matrix Matrix(){} Matrix(int N_):Matrix(N_,N_){} Matrix(int N_,int M_):N(N_),M(M_),dat(N_,vector(M_)){} vector&operator[](int i){return dat[i];} const vector&operator[](int i)const{return dat[i];} static Matrix eye(int N) { Matrix res(N); for(int i=0;i>=1)if(n&1)res=res*a; return res; } template Matrix operator+(const U&A)const { Matrix res(N,M); for(int i=0;i Matrix operator-(const U&A)const { Matrix res(N,M); for(int i=0;i Matrix operator*(const U&A)const { Matrix res(N,M); for(int i=0;i; void disp(const mat&A) { for(int i=0;i>P; mint::set_mod(P); } int N,M; cin>>N>>M; mat A(N,M); for(int i=0;i>a; A[i][j]=mint::raw(a); } mat B=A; int rk=B.elimination(); if(N*M<=N*rk+rk*M) { cout<<"1\n"; cout<