#include <stdio.h>
#include <stdlib.h>
//必要があれば変数などを追加してもOKです
 
int main(){
    int i,j,k;
    int a,b;
    int **mat;
    scanf("%d %d",&a,&b);
	//ここで2次元配列の動的確保をする
    mat = (int **)malloc(sizeof(int *) * a);
    for(i = 0; i < a; i++) {
    	mat[i] = (int *)malloc(sizeof(int) * b);
    }
 
	//ここで2次元配列に数値を代入する
	k=1;
	for(i = 0; i < a; i++) {
        for(j = 0; j < b; j++) {
            mat[i][j] = k++;
        }
    }
 
    //以下の部分は表示の部分です
    //いじらなくてOK
    for(i=0;i<a;i++){
        for(j=0;j<b;j++){
            printf("%d ",mat[i][j]);
        }
        printf("\n");
    }
 
    free(mat);//さて，最後に忘れずにすることと言えば？
 
 
    return 0;
}
 

I2luY2x1ZGUgPHN0ZGlvLmg+CiNpbmNsdWRlIDxzdGRsaWIuaD4KLy/lv4XopoHjgYzjgYLjgozjgbDlpInmlbDjgarjganjgpLov73liqDjgZfjgabjgoJPS+OBp+OBmQoKaW50IG1haW4oKXsKICAgIGludCBpLGosazsKICAgIGludCBhLGI7CiAgICBpbnQgKiptYXQ7CiAgICBzY2FuZigiJWQgJWQiLCZhLCZiKTsKCS8v44GT44GT44GnMuasoeWFg+mFjeWIl+OBruWLleeahOeiuuS/neOCkuOBmeOCiwogICAgbWF0ID0gKGludCAqKiltYWxsb2Moc2l6ZW9mKGludCAqKSAqIGEpOwogICAgZm9yKGkgPSAwOyBpIDwgYTsgaSsrKSB7CiAgICAJbWF0W2ldID0gKGludCAqKW1hbGxvYyhzaXplb2YoaW50KSAqIGIpOwogICAgfQogICAgCgkvL+OBk+OBk+OBpzLmrKHlhYPphY3liJfjgavmlbDlgKTjgpLku6PlhaXjgZnjgosKCWs9MTsKCWZvcihpID0gMDsgaSA8IGE7IGkrKykgewogICAgICAgIGZvcihqID0gMDsgaiA8IGI7IGorKykgewogICAgICAgICAgICBtYXRbaV1bal0gPSBrKys7CiAgICAgICAgfQogICAgfQogICAgCiAgICAvL+S7peS4i+OBrumDqOWIhuOBr+ihqOekuuOBrumDqOWIhuOBp+OBmQogICAgLy/jgYTjgZjjgonjgarjgY/jgaZPSwogICAgZm9yKGk9MDtpPGE7aSsrKXsKICAgICAgICBmb3Ioaj0wO2o8YjtqKyspewogICAgICAgICAgICBwcmludGYoIiVkICIsbWF0W2ldW2pdKTsKICAgICAgICB9CiAgICAgICAgcHJpbnRmKCJcbiIpOwogICAgfQogICAgCiAgICBmcmVlKG1hdCk7Ly/jgZXjgabvvIzmnIDlvozjgavlv5jjgozjgZrjgavjgZnjgovjgZPjgajjgajoqIDjgYjjgbDvvJ8KCgogICAgcmV0dXJuIDA7Cn0K

MiAzCg==

2 3