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发表于 2021-10-13 21:37:26
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显示全部楼层
#include <stdio.h>
int main()
{
float pm25[3][12] = {
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 31.3, 35.5, 58.7, 49.6, 55.5},
{59.8, 54.9, 33.1, 38.2, 26.6, 20.5, 27.8, 38.5, 41.5, 44.7, 38.1, 41.5},
{34.9, 36.4, 47.5, 37.9, 30.6, 23.4, 26.6, 34.3, 0.0, 0.0, 0.0, 0.0}
};
int year, month;
printf("请输入待查询年月分(年-月): ");
scanf("%d-%d", &year, &month);//在这输入2015-07,但好像后面的代码都是直接把07当成7来用,这是为什么
if (year < 2014 || year > 2016 || month < 1 || month > 12)
{
printf("输入数据错误!\n");
}
else
{
year -= 2014;
month -= 1;
if (pm25[year][month])
{
printf("%d年%.2d月广州的PM2.5值是: %.2f\n", year + 2014, month + 1, pm25[year][month]);
}
else
{
printf("抱歉,该月份未收录数据!\n");
}
}
return 0;
}
这样就可以了 |
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