1 solutions
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0
#include<bits/stdc++.h> using namespace std; bool sushu(int n){ if(n<2) return false; for(int i=2;i<=sqrt(n);i++){ if(n%i==0) return false; } return true; } int main(){ int x,y; cin>>x>>y; int sum=0; for(int i=x;i<=y;i++){ if(sushu(i)){ sum++; } } cout<<sum; return 0; }
- 1
Information
- ID
- 894
- Time
- 1000ms
- Memory
- 256MiB
- Difficulty
- 10
- Tags
- (None)
- # Submissions
- 5
- Accepted
- 3
- Uploaded By