22 lines
682 B
C++
22 lines
682 B
C++
#include <bits/stdc++.h>
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using namespace std;
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const int N = 20;
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int pw[N];
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typedef long long ll;
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const int mod = 1e9 + 7;
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int main() {
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pw[0] = 1; // 10^0=1,递推的起点
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// 1、一日取模，终生取模~
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// 2、为了防止运算过程中溢出，所以在乘法时注意加上ll类型转换
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// i ∈ [1,N-1] 共19位
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for (int i = 1; i < N; i++) pw[i] = (ll)10 * pw[i - 1] % mod;
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for (int i = 1; i < N; i++) printf("%d ", pw[i]);
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/*
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输出结果
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10 100 1000 10000 100000 1000000 10000000 100000000 1000000000 999999937 999999307 999993007 999930007 999300007 993000007 930000007 300000007 49 490
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*/
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return 0;
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} |