Código C++:
Ver originalprintf ("<table border='1'>"); int a=0,b=0,i,j;
for(i=1;i<=4;i++){
for(j=1;j<=5;j++){
switch(j){
case 1:
printf ("<td> %d %d </td>",a
,b
); break;
case 2:
a+=1;
printf ("<td> %d %d </td>",b
,a
); break;
case 3:
a+=1;
printf ("<td> %d %d </td>",b
,a
); break;
case 4:
a+=1;
printf ("<td> %d %d </td>",b
,a
); break;
case 5:
a+=1;
printf ("<td> %d %d </td>",b
,a
); break;
}
if(j==5){
a=0;
b+=1;
}
}
}