解题思路:首先输入的元素顺序不可变,其次不是两两配对,而是顺序配对
注意事项:
参考代码:
#include <iostream>
using namespace std;
int main() {
int n, m;
cin >> n >> m;
int arr[n];
for (int i = 0; i < n; i++) cin >> arr[i];
int segments = 0;
int current_sum = 0;
for (int i = 0; i < n; i++) {
if (current_sum + arr[i] <= m) {
current_sum += arr[i];
} else {
segments++;
current_sum = arr[i];
}
}
if (current_sum > 0) {
segments++;
}
cout << segments << endl;
return 0;
}
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