#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;
    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(int x=0;x<a;x++){
	mat[x] = (int*)malloc(sizeof(int)*b);}
 
	//ここで2次元配列に数値を代入する
	int w=0;
	for(int y=0;y<a;y++){
		for(int z=0;z<b;z++){
			w = w +1;
			mat[y][z] = w;}}
 
    //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");
    }
 
    //さて，最後に忘れずにすることと言えば？
 
 
    return 0;
}
 

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

MiAzCg==

2 3