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// 请编程，定义一个double类型的变量n和一个char类型的变量m,请计算它们的和并输出
#include <stdio.h>
int main()
{
double n = 2.3;
char m = 'a';
printf("a = %d\n", m);
printf("n + m = %.2lf\n", n + m);
return 0;
}