在线等，很急，求大佬解决?

#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){
        if(a*a+b*b==c*c){
            cout << "Right triangle";
}
        if(a*a+b*b>c*c){
            cout << "Acute triangle";
}
        if(a*a+b*b<c*c){
            cout << "Obtuse triangle";
}
        if(a==b&&a==c&&b==c){
            cout << "Equilateral triangle";
}
        if(a==b||a==c||b==c){
            cout << "Isosceles triangle";
}
}
    else{
        cout << "Not triangle";
}
}

在线等，求大佬解决