#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=0;
    int a,b;
    int **mat;
    scanf("%d %d",&a,&b);
 
	mat=(int**)malloc(sizeof(int*)*a);
	for(i=0; i<a; i++){
		mat[i]=(int*)malloc(sizeof(int)*b);
	}
 
	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");
    }
 
    for (i = 0; i < a; i++) {
        free(mat[i]);
    }
    free(mat);
 
 
    return 0;
}
 

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

MyAyCg==

3 2