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weixin_慕函數(shù)5296367
2020-10-27
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2020-10-27
#include <stdio.h>
int main()
{
??? double num1 = 2.5;????? //定義浮點(diǎn)型變量num并賦值為2.5
??? int num2 = (int)num1;
??? printf("num的整數(shù)部分是%d\n", num2);?
??? return 0;
}