///#include <stdio.h>
///#include <stdlib.h>
///
///int main()
///{
/// printf("Hello world!\n");
/// return 0;
///}
///#include<stdio.h>
///int main(){
/// int i, j, x;
/// scanf("%d", &x);
/// for(i=1; i<7; i++) {
/// for(j=1; j<7; j++){
/// if(i + j == x){
/// printf("%d %d\n", i, j);
/// }
/// }
/// }
/// return 0;
///}
///#include<stdio.h>
///
///int main() {
/// int i, j, n;
///
/// scanf("%d", &n);
///
/// for(i=0; i<n; i++) {
/// for(j=0; j<=i; j++) {
/// printf("*");
/// }
/// printf("\n");
/// }
///}
///#include<stdio.h>
///int main(){
/// int i, j, x;
/// scanf("%d", &x);
/// for(i=0; i<x; i++){
/// for(j=0; j<=i; j++){
/// printf("*");
/// }
/// printf("\n");
/// }
/// return 0;
///}
///#include<stdio.h>
///int main() {
/// int i, j, x;
/// scanf("%d", &x);
/// for(i=x; i>=1; i--){
/// for(j=1; j<=i; j++){
/// printf("*");
/// }
/// printf("\n");
/// }
/// return 0;
///}
///#include<stdio.h>
///int main() {
/// int i, j, k, x;
/// scanf("%d", &x);
/// for(i=1; i<=x; i++){
/// for(j=i; j>1; j--){
/// printf(" ");
/// }
/// for(k=i; k<=x; k++){
/// printf("*");
/// }
/// printf("\n");
/// }
/// return 0;
///}
///#include<stdio.h>
///int main(){
/// int i, j, k, x;
/// scanf("%d", &x);
/// for(i=1; i<=x; i++){
/// for(j=1; j<=i; j++){
/// printf("*");
/// }
/// printf("\n");
/// }
/// for(i=x; i>1; i--){
/// for(j=1; j<i; j++){
/// printf("*");
/// }
/// printf("\n");
/// }
/// return 0;
///}