#include<bits/stdc++.h>
using namespace std;
#define ll unsigned long long
int main()
{
ll t;
scanf("%llu",&t);
t=t/1000;
t=t%(24*3600);
int h=0,m=0,s=0;
s=t%60;t/=60;
m=t%60;t/=60;
h=t;
printf("%02d:%02d:%02d",h,m,s);
system("pause");
return 0;
}
c_cpp_properties.json文件里
{
"configurations": [
{
"name": "Win32",
"includePath": [
"${workspaceFolder}/**",
"C:/Program Files (x86)/Dev-Cpp/MinGW64/include",
"C:/Program Files (x86)/Dev-Cpp/MinGW64/x86_64-w64-mingw32/include"
],
"compilerPath":"C:/Program Files (x86)/Dev-Cpp/MinGW64/bin/g++.exe",//这一行
"browse": {
"limitSymbolsToIncludedHeaders": true,
"databaseFilename": ""
}
}
],
"version": 4
}
说明你没下扩展