#include using namespace std; typedef signed long long ll; #define _P(...) (void)printf(__VA_ARGS__) #define FOR(x,to) for(x=0;x<(to);x++) #define FORR(x,arr) for(auto& x:arr) #define FORR2(x,y,arr) for(auto& [x,y]:arr) #define ALL(a) (a.begin()),(a.end()) #define ZERO(a) memset(a,0,sizeof(a)) #define MINUS(a) memset(a,0xff,sizeof(a)) template bool chmax(T &a, const T &b) { if(a bool chmin(T &a, const T &b) { if(a>b){a=b;return 1;}return 0;} //------------------------------------------------------- int N,M; int A[2020]; ll dp[2020][2020]; int from[2020][2020]; void solve() { int i,j,k,l,r,x,y; string s; cin>>N>>M; FOR(i,M+1) dp[0][i]=0, from[0][i]=1; FOR(i,N) { cin>>A[i]; FOR(j,M+1) { if(j%2==0) dp[i+1][j]=dp[i][j]+A[i]; else dp[i+1][j]=dp[i][j]-A[i]; } FOR(j,M) { if(dp[i+1][j+1] R; while(N||M) { if(from[N][M]==0) { N--; } else { R.push_back(N); M--; } } reverse(ALL(R)); FORR(r,R) cout<