#include <stdio.h>
int main(){
int n;
if (scanf("%d",&n)!=EOF){
for (int m=1;m<=n;m++){
if (m==1){
// 打印空格
for (int j=0;j<39-m;j++){printf(" ");}
printf("1\n");}
else{
for (int j=0;j<39-m;j++){printf(" ");}
for (int i=1;i<=m;i++){printf("%d",i);}
for (int i=m-1;i>=1;i--){printf("%d",i);}
printf("\n");
}
}
}
else{
printf("input wrong");
}
return 0;
}
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