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22 lines
432 B
C++
22 lines
432 B
C++
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#include <bits/stdc++.h>
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using namespace std;
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int main() {
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vector<int> a;
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int n, m, l, r;
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scanf("%d%d", &n, &m);
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for (int i = 0; i <= n; i++) {
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a.push_back(i);
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}
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for (int i = 0; i < m; i++) {
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scanf("%d%d", &l, &r);
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reverse(a.begin() + l, a.begin() + r + 1);
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}
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for (int i = 1; i < a.size(); i++) {
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printf("%d ", a[i]);
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}
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printf("\n");
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return 0;
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}
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