Question

用循环结构语句编程并输出下图： 1 22 333 4444 55555 4444 333 22 1 求解答

Answer 1

var i,j:longint;
begin
for i:=1 to 5 do begin
for j:=1 to i do write(i);
write(' ');
end;
for i:=4 downto 1 do begin
for j:=1 to i do write(i);
write(' ');
end;
end.

Answer 2

for(int i=1;i<=5;i++){
for(int j=1;j<=i;j++){
system.out.print(j);
}
system.out.print(" ");
}