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#include <bits/stdc++.h>
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using namespace std;
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int main() {
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ios::sync_with_stdio(false); //读入输出优化的强迫症
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printf("%.1f\n", 8.0 / 5.0); //保留一位小数
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printf("%.2f\n", 8.0 / 5.0); //保留两位小数
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printf("%.1f\n", 8 / 5); //实验6
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printf("%d\n", 8.0 / 5.0); //实验7
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return 0;
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} |
