Usaco1.1 test

/* 
ID: ljfcnya1
PROG: test 
LANG: C++ 
*/ 
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include

using namespace std;

#define REP(i, a, b) for(int i = (a), _end_ = (b);i <= _end_; ++ i)
#define mem(a) memset((a), 0, sizeof(a))
#define str(a) strlen(a)

const int maxn = 10000;

int n, m;

void read(int &x) {
    x = 0;
    char c = getchar();
    while(c < '0' || c > '9')
        c = getchar();
    while(c >= '0' && c <= '9') {
        x = x * 10 + c - '0';
        c = getchar();
    }
}

int main() {
    freopen("test.in", "r", stdin);
    freopen("test.out", "w", stdout); 
    cin>>n>>m;
    cout<return 0;
}