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15 lines
422 B
C++
15 lines
422 B
C++
#define _CRT_SECURE_NO_WARNINGS
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#define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING
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#include <bits/stdc++.h>
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using namespace std;
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int cnt[4];
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int main()
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{
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int n, m, x;
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scanf("%d%d", &n, &m);
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for (int i = 0; i < n; i++) scanf("%d", &x), cnt[x & 1]++;
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for (int i = 0; i < m; i++) scanf("%d", &x), cnt[(x & 1) | 2]++;
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printf("%d", min(cnt[0], cnt[3]) + min(cnt[1], cnt[2]));
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return 0;
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}
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