# iostream # math.h using std; # N 7 { for( i(0);iN;i) { (i(N/2)) { for( j(0);jabs((N/2)-i);j) cout" "; for( k(0);k2*i+1;k) cout"*"; } { for( j(0);jabs((N/2)-i);j) cout" "; for( ... [阅读全文]