#include <bits/stdc++.h>
using namespace std;
int main(int argc, char **argv){
	int a,b,c;
	cin >> a >> b >> c;
	if (a + b > c && a + c > b && b + c > a){
		cout << "yes";
	}else{
		cout << "no";
	}
	return 0;
}

#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a+b>c&&a+c>b&&b+c>a){ cout<<"yes"; } else cout<<"no"; return 0; }😄 zzz玩家有吗

#include<iostream>
#include<iomanip>
using namespace std;
int a,b,c;
int main(){
	cin>>a>>b>>c;
	if(a+b>c&&a+c>b&&b+c>a) cout<<"yes"<<"\n";
	else cout<<"no"<<"\n";
        return 0;
}

简单判断

#include<iostream>
#include<cstdio>
using namespace std;
int main()
{
    int a,b,c;
    scanf("%d%d%d",&a,&b,&c);
    if (a+b>c&&b+c>a&&a+c>b) printf("yes") ;
    else printf("no");
    return 0;
}

#include <iostream>
#include <algorithm>
#include <cmath>
using namespace std;
int a[5];
int main(){
	cin>>a[1]>>a[2]>>a[3];
	sort(a+1,a+3+1);
	if(a[1]+a[2]>a[3]) cout<<"yes"<<endl;
	else cout<<"no"<<endl;
	return 0;
}

#include #include using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a+b>c&&b+c>a&&a+c>b) cout<<"yes"; else cout<<"no"; return 0; }

#include using namespace std; int main() { int a,b,c; cin>>a>>b>>c; if(a+b>c){ cout<<"yes"; } else{ cout<<"no"; } return 0; }

#include<bits/stdc++.h>
using namespace std;
int main(int argc, char **argv){
	int a,b,c;
	cin >> a >> b >> c;
	if (a + b > c && a + c > b && b + c > a){
		cout << "yes";
	}else{
		cout << "no";
	}
	return 0;
}

#include <bits/stdc++.h>
using namespace std;
int main(int argc, char **argv){
	int s,b,c;
	cin >> s >> b >> c;
	if (s + b > c && s + c > b && b + s > s){
		cout << "yes";
	}else{
		cout << "no";
	}
	return 0;
}

#include using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a+b>c&&c+b>a&&a+c>b)cout<<"yes"; else cout<<"no"; return 0;

}

#include using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a+b>c&&c+b>a&&a+c>b)cout<<"yes"; else cout<<"no"; return 0;

}