#include <bits/stdc++.h> using namespace std; typedef long long int LL; const int MAX_N = 500005; int n, nums[MAX_N], sortedNums[MAX_N]; LL overallSum; map<LL, LL> counts, sums; bool check(const int idx) { LL actSum = sortedNums[idx]; for(int i = 0; i < n; ++i) { if(i == idx) { continue; } if(actSum > sortedNums[i]) { actSum += sortedNums[i]; } else { return false; } } return true; } int minKingWeight() { int left = 0, right = n-1, resIdx = -1; while(left <= right) { const int mid = (left+right)/2; if(!check(mid)) { left = mid+1; } else { resIdx = mid; right = mid-1; } } return resIdx == -1 ? sortedNums[n-1]+1 : sortedNums[resIdx]; } int main() { ios_base::sync_with_stdio(0); cin >> n; for(int i = 0; i < n; ++i) { cin >> nums[i]; sortedNums[i] = nums[i]; } sort(sortedNums, sortedNums+n); const int minKing = minKingWeight(); for(int i = 0; i < n; ++i) { cout << (nums[i] >= minKing ? 'T' : 'N'); } cout << endl; return 0; }
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 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | #include <bits/stdc++.h> using namespace std; typedef long long int LL; const int MAX_N = 500005; int n, nums[MAX_N], sortedNums[MAX_N]; LL overallSum; map<LL, LL> counts, sums; bool check(const int idx) { LL actSum = sortedNums[idx]; for(int i = 0; i < n; ++i) { if(i == idx) { continue; } if(actSum > sortedNums[i]) { actSum += sortedNums[i]; } else { return false; } } return true; } int minKingWeight() { int left = 0, right = n-1, resIdx = -1; while(left <= right) { const int mid = (left+right)/2; if(!check(mid)) { left = mid+1; } else { resIdx = mid; right = mid-1; } } return resIdx == -1 ? sortedNums[n-1]+1 : sortedNums[resIdx]; } int main() { ios_base::sync_with_stdio(0); cin >> n; for(int i = 0; i < n; ++i) { cin >> nums[i]; sortedNums[i] = nums[i]; } sort(sortedNums, sortedNums+n); const int minKing = minKingWeight(); for(int i = 0; i < n; ++i) { cout << (nums[i] >= minKing ? 'T' : 'N'); } cout << endl; return 0; } |