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OI-codes/Luogu/P5690/P5690.cpp

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#include <bits/stdc++.h>
using namespace std;
int main() {
int m, d, t, ans = 0;
scanf("%d-%d", &m, &d);
if (1 <= m && m <= 12) {
if (m == 1 || m == 3 || m == 5 || m == 7 || m == 8 || m == 10 || m == 12) {
t = 31;
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} else if (m == 2) {
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t = 28;
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} else {
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t = 30;
}
if (1 <= d && d <= t) {
ans = 0;
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} else {
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ans = 1;
}
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} else if (12 < m && m < 20) {
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if (1 <= d && d <= 31) {
ans = 1;
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} else {
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ans = 2;
}
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} else {
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if (m % 10 == 1 || m % 10 == 2 || m % 10 == 3 || m % 10 == 5 || m % 10 == 7 || m % 10 == 8) {
t = 31;
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} else {
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t = 30;
}
if (1 <= d && d <= t) {
ans = 1;
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} else {
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ans = 2;
}
}
printf("%d\n", ans);
return 0;
}