练42.3 浮点数向零舍入

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	weilaicheng	23ms	532 KiB	C++11	114 Bytes	2025-5-5 11:02:39
AC	zhengzihao	25ms	508 KiB	C++11	122 Bytes	2025-5-5 11:03:51
AC	manfen	26ms	520 KiB	C++11	121 Bytes	2025-5-5 10:50:29
AC	赵淼森	29ms	764 KiB	C++11	168 Bytes	2024-10-13 11:31:32