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Copy pathLuogu_P_7075.cpp
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Luogu_P_7075.cpp
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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
inline int read() {
int x = 0, f = 1;
char ch = getchar();
while (ch < '0' || ch > '9') {
if (ch == '-') f = -1;
ch = getchar();
}
while (ch >= '0' && ch <= '9')
x = (x << 3) + (x << 1) + ch - '0', ch = getchar();
return x * f;
}
inline ll readll() {
ll x = 0, f = 1;
char ch = getchar();
while (ch < '0' || ch > '9') {
if (ch == '-') f = -1;
ch = getchar();
}
while (ch >= '0' && ch <= '9')
x = (x << 3) + (x << 1) + ch - '0', ch = getchar();
return x * f;
}
const int dom[] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
int y = -4737, m = 1, d = 1;
int isRUN(int y) {
if (y <= 0) {
y = -y;
return y % 4 == 1;
}
if (y <= 1582) return y % 4 == 0;
return (y % 400 == 0) || ((y % 4 == 0) && (y % 100 != 0));
}
void getnxtday() {
d++;
if (y == 1582 && m == 10 && d == 5) d = 15;
if (d > dom[m] + (m == 2 && isRUN(y))) m++, d = 1;
if (m > 12) y++, m = 1;
}
ll checkday(int x) {
ll day = 1ll * (x + 4712) * 365;
if (x > 1582) day -= 10;
day += 1ll * (x + 4712 + 3) / 4;
if (x >= 1600) {
x -= 1601;
day -= (ll)x / 100ll;
day += (ll)x / 400ll;
}
return day;
}
int main() {
int T;
T = read();
while (T--) {
y = 0;
m = d = 1;
ll n = readll();
int l = -4712, r = 1e9 + 1;
while (l <= r) {
int mid = (l + r) / 2;
if (checkday(mid) <= n) {
y = mid;
l = mid + 1;
} else
r = mid - 1;
}
n -= checkday(y);
if (y <= 0) y--;
while (n--) getnxtday();
printf("%d %d ", d, m);
if (y <= 0)
printf("%d BC\n", -y);
else
printf("%d\n", y);
}
return 0;
}