c++程序出现exit code -1073740940 (0xC0000374)

Z时代
2024-01-10
分类：IT

一道动态规划的算法题.
dp是我用new关键字分配的一个整形数组用来记录转移量,在程序51行使用"delete []dp;"去释放内存
出现exit code -1073740940 (0xC0000374)的错误,用的是gnu++11

#include <iostream>
#include <vector>
using namespace std;
vector<int> get_divisor(int num)
{
    vector<int> vec;
    for (int i = 2; i < num; ++i) {
        if (num % i == 0) {
            vec.push_back(i);
        }
    }
    return vec;
}
int max_step(int v_start, int v_end)
{
    if (v_start >= v_end) {
        return -1;
    }
    int start = v_start;
    int end = v_end;
    int rslt;
    int *dp = new int[end - start + 1];
    //初始化所有dp内的元素
    for (int i = start; i <= end; ++i) {
        dp[i] = 0;
    }
    vector<int> vec;
    for (int i = start; i <= end; ++i) {
        vec = get_divisor(i);
        //如果向量为空,说明在该步不存在约数,无法到达end
        if (vec.empty()) {
            dp[i] = 0;
        } else {
            vector<int>::iterator iter;
            for (iter = vec.begin(); iter != vec.end(); ++iter) {
                if (dp[i + (*iter)] == 0) {
                    dp[i + (*iter)] = dp[i] + 1;
                } else {
                    dp[i + (*iter)] = (dp[i] + 1) > dp[i + (*iter)] ? dp[i + (*iter)] : dp[i] + 1;
                }
            }
            vec.clear();
        }
    }
    rslt = dp[v_end];
    delete []dp;
    return rslt;
}
int main()
{
    int rslt = max_step(4, 24);
    cout<<rslt<<endl;}