q3.cpp
· 504 B · C++
Исходник
int minMoves(vector<int>arr, int n, int k) {
// Sort the array
sort(arr.begin(), arr.end());
int i = 0, j = n - 1;
int moves = 0;
// Two pointers approach
while (i <= j) {
// If the lightest and heaviest together are within the limit, move both
if (arr[i] + arr[j] <= k) {
i++; // move the lighter object
}
// Move the heavier object (j--)
j--;
// Count one move
moves++;
}
return moves;
}
| 1 | int minMoves(vector<int>arr, int n, int k) { |
| 2 | // Sort the array |
| 3 | sort(arr.begin(), arr.end()); |
| 4 | |
| 5 | int i = 0, j = n - 1; |
| 6 | int moves = 0; |
| 7 | |
| 8 | // Two pointers approach |
| 9 | while (i <= j) { |
| 10 | // If the lightest and heaviest together are within the limit, move both |
| 11 | if (arr[i] + arr[j] <= k) { |
| 12 | i++; // move the lighter object |
| 13 | } |
| 14 | // Move the heavier object (j--) |
| 15 | j--; |
| 16 | // Count one move |
| 17 | moves++; |
| 18 | } |
| 19 | |
| 20 | return moves; |
| 21 | } |