练33.2 素数判断

rc247yangzhonghe1 LV 5 @ 2024-7-16 14:52:12

#include<bits/stdc++.h> 
using namespace std; 
int main(){ 
    bool c=true; 
    int a,d,e,f,g; 
    cin>>a; 
    if(a==1 or a==0){ 
        c=false;
}       
    for(int b=2;b<a;b++){ 
    if(a%b==0){ 
	    c=false; } 
} 
    if(c){ 
        cout<<"Y"; 
} 
    else{
        cout<<"N";
} 
    return 0; 
}

@rc247huangyushen1 优化了一下给个赞吧球球了

rc245zhangjiatong1 LV 5 @ 2024-9-8 17:03:19


```#include<bits/stdc++.h> 
using namespace std; 
int main(){ 
    bool c=true; 
    int a,d,e,f,g; 
    cin>>a; 
    if(a==1 or a==0){ 
        c=false;
}       
    for(int b=2;b<a;b++){ 
    if(a%b==0){ 
	    c=false; } 
} 
    if(c){ 
        cout<<"Y"; 
} 
    else{
        cout<<"N";
} 
    return 0; 
}

1
rc246zhimuyang1 LV 5 @ 2024-7-19 9:36:42

#include<bits/stdc++.h> using namespace std; int main(){ bool c=true; int a,d,e,f,g; cin>>a; if(a1 or a0){ c=false; }
for(int b=2;b<a;b++){ if(a%b==0){ c=false; } } if(c){ cout<<"Y"; } else{ cout<<"N"; } return 0; }
1
rc247huangyushen1 LV 8 @ 2024-7-16 14:44:48

#include<bits/stdc++.h> using namespace std; int main(){ bool c=true; int a,d,e,f,g; cin>>a; if(a1 or a0){ c=false; } for(int b=2;b<a;b++){ if(a%b==0){ c=false; } } if(c){ cout<<"Y"; } else{ cout<<"N"; } return 0; } 太简单了

-1

rc244yeboqian1 LV 5 @ 2024-7-16 14:55:42

using namespace std; 
int main(){ 
    bool c=true; 
    int a,d,e,f,g; 
    cin>>a; 
    if(a==1 or a==0){ 
        c=false;
}       
    for(int b=2;b<a;b++){ 
    if(a%b==0){ 
	    c=false; } 
} 
    if(c){ 
        cout<<"Y"; 
} 
    else{
        cout<<"N";
} 
    return 0; 
}

rc247yangzhonghe1 @ 2024-7-16 14:58:30

笑似了抄别人题解还能抄错：）））））））

-6
rc245fengwenjie1 LV 10 @ 2024-7-16 13:54:36

#include<bits/stdc++.h> using namespace std; long long n; void zs(long long x){ int v=1; if(x1){ cout<<"N"; return; } for(int i=2;i<x;i++){ if(x%i0){ v=0; break; } } if(v==1){ cout<<"Y"; }else{ cout<<"N"; } return; } int main(){ cin>>n; zs(n); return 0; }

谁能帮我看一看啊
- 2023qiuzijing1 @ 2024-7-16 14:23:26
  
  for循环不用
- rc245xiongenmin1 @ 2024-7-16 14:52:29
  
  Man,不能抄题解
- rc245mengzhiqiao1 @ 2024-7-16 14:53:36
  
  MAN不能当题解man