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  1. #include<cstdio>
  2. #include<algorithm>
  3. using namespace std;
  4. int main(){
  5.   int t,n,a[1000001];
  6.   scanf("%d",&t);
  7.   while(t){
  8.     t--;
  9.     int c=-1,temp,r,i,j;
  10.     scanf("%d",&n);
  11.     for(int j=0;j<n;j++)scanf("%d",&a[j]);
  12.  
  13.     for(i=n-1;i>=0;i--)
  14.     {
  15.     	for(j=i-1;j>=0;j--)
  16.     	{
  17.     		if(a[j]<a[i])
  18.     		{
  19.     			temp=a[i];
  20.     			a[i]=a[j];
  21.     			a[j]=temp;
  22.     		c=1;
  23.     			r=j;
  24.     			break;
  25.     		}
  26.     	}
  27.     	if(c==1)
  28.     	break;
  29.     }
  30.      if(c==1){
  31.     sort(a+r,a+n);
  32.     for(int j=0;j<n;j++)printf("%d",a[j]);
  33.    printf("\n");
  34.    }
  35.     else{
  36.    printf("%d\n",c);}
  37.   }
  38.   return 0;
  39. }
  40.  
Success #stdin #stdout 0s 6928KB
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stdin
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2

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stdout
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13458
1474584126
https://ideone.com/W6PZHM
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
secret

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