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求助!
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cunese_Lime楼主2024/8/15 18:01
#include <bits/stdc++.h>
using namespace std;
int main()
{
    string a;
    cin >> a;
    int len = a.size();
    for(int i = 1; i < len; i++)
    {
       if(a[i-1] == '-')
            cout << a[i];
    }
    return 0;
}

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2024/8/15 18:01
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