21 lines
414 B
C++
21 lines
414 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int n, m;
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void dfs(int u, string s,int pre ){
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if(u==m+1){
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cout << s << endl;
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return;
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}
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for (int i = pre+1; i <=n ; i++){
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if(s=="")
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dfs(u + 1, to_string(i), i);
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else
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dfs(u + 1, s + " " + to_string(i), i);
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}
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}
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int main() {
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cin >> n >> m;
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dfs(1, "", 0);
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return 0;
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} |