#include<cstdio> #include<cstdlib> #include<algorithm> using namespace std; const int N=500005,inf=1000000010; int n,k,i,pos,a[N],pre[N],suf[N],cut[N]; void TAK(){ puts("TAK"); for(i=1;i<n;i++)if(cut[i])k--; for(i=1;i<n&&k>1;i++)if(!cut[i])cut[i]=1,k--; for(i=1;i<n;i++)if(cut[i])printf("%d ",i); exit(0); } void NIE(){ puts("NIE"); exit(0); } int main(){ scanf("%d%d",&n,&k); for(i=1;i<=n;i++)scanf("%d",&a[i]); for(i=1;i<n;i++)if(a[i]>=a[i+1]){pos=i;break;} if(!pos)NIE(); for(pre[0]=inf,i=1;i<=n;i++)pre[i]=min(pre[i-1],a[i]); for(i=n;i;i--)suf[i]=max(suf[i+1],a[i]); if(k==2){ for(i=1;i<n;i++)if(pre[i]>=suf[i+1]){ cut[i]=1; TAK(); } NIE(); } if(k>=4){ cut[pos-1]=cut[pos]=cut[pos+1]=1; TAK(); } for(i=2;i<=n;i++)if(a[i]==pre[n]){ cut[i-1]=cut[i]=1; TAK(); } for(i=1;i<n;i++)if(a[i]==suf[1]){ cut[i-1]=cut[i]=1; TAK(); } NIE(); }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | #include<cstdio> #include<cstdlib> #include<algorithm> using namespace std; const int N=500005,inf=1000000010; int n,k,i,pos,a[N],pre[N],suf[N],cut[N]; void TAK(){ puts("TAK"); for(i=1;i<n;i++)if(cut[i])k--; for(i=1;i<n&&k>1;i++)if(!cut[i])cut[i]=1,k--; for(i=1;i<n;i++)if(cut[i])printf("%d ",i); exit(0); } void NIE(){ puts("NIE"); exit(0); } int main(){ scanf("%d%d",&n,&k); for(i=1;i<=n;i++)scanf("%d",&a[i]); for(i=1;i<n;i++)if(a[i]>=a[i+1]){pos=i;break;} if(!pos)NIE(); for(pre[0]=inf,i=1;i<=n;i++)pre[i]=min(pre[i-1],a[i]); for(i=n;i;i--)suf[i]=max(suf[i+1],a[i]); if(k==2){ for(i=1;i<n;i++)if(pre[i]>=suf[i+1]){ cut[i]=1; TAK(); } NIE(); } if(k>=4){ cut[pos-1]=cut[pos]=cut[pos+1]=1; TAK(); } for(i=2;i<=n;i++)if(a[i]==pre[n]){ cut[i-1]=cut[i]=1; TAK(); } for(i=1;i<n;i++)if(a[i]==suf[1]){ cut[i-1]=cut[i]=1; TAK(); } NIE(); } |