#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #if __has_include() #include using namespace atcoder; #endif #if __has_include() #include using cpp_int=boost::multiprecision::cpp_int; #endif #if __has_include() #include templateusing cpp_float=boost::multiprecision::number>; templateusing cpp_double=boost::multiprecision::number>; #endif using namespace std; using ll=long long; #define read(x) cin>>(x); #define readll(x) ll (x);cin>>(x); #define readS(x) string (x);cin>>(x); #define readvll(x,N) vector (x)((N));for(int i=0;i<(N);i++){cin>>(x)[i];} #define rep(i,N) for(ll (i)=0;(i)<(N);(i)++) #define rep2d(i,j,H,W) for(ll (i)=0;(i)<(H);(i)++)for(ll (j)=0;(j)<(W);j++) #define is_in(x,y) (0<=(x) && (x) inline void erase_duplicate(vector& A){sort(A.begin(),A.end());A.erase(unique(A.begin(),A.end()),A.end());} inline ll powll(ll x,ll n){ll r=1;while(n>0){if(n&1){r*=x;};x*=x;n>>=1;};return r;} int main(){ ll N,M; cin>>N>>M; vector A(M); for(ll i=0;i>A[i]; } vector> T(N,vector(M)); for(ll i=0;i>T[i][j]; } } vector ans(N,-1); for(ll j=0;j0){ A[T[i][j]]--; ans[i]=T[i][j]; } } } } for(ll i=0;i