35 lines
632 B
C++
35 lines
632 B
C++
#include <bits/stdc++.h>
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using namespace std;
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const int N = 1e5 + 10;
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int a[N];
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int al, r;
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void div(int a[], int &al, int b, int &r) {
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r = 0;
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for (int i = al; i >= 1; i--) {
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r = r * 10 + a[i];
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a[i] = r / b;
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r %= b;
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}
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// 去前导0
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while (al > 1 && !a[al]) al--;
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}
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int main() {
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string x;
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int y;
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cin >> x >> y;
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for (int i = x.size() - 1; i >= 0; i--) a[++al] = x[i] - '0';
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// 高精度除法
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div(a, al, y, r);
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// 输出
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for (int i = al; i; i--) printf("%d", a[i]);
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puts("");
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printf("%d\n", r);
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return 0;
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} |