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by wasir_cse
Sun Jul 19, 2009 2:29 pm
Forum: Volume 114 (11400-11499)
Topic: 11466 - Largest Prime Divisor
Replies: 29
Views: 15628

Re: 11466 - Largest Prime Divisor

// Why i got "RE" . Any one can help me please. // #include<stdio.h> #include<math.h> #define N 10000000 _int64 a[N]; void seive() { _int64 i,j,s; a[0]=0;a[1]=0;a[2]=1; for(i=3;i<N;i=i+2) { a =1;a[i+1]=0; } s=long(sqrt(N)); for(i=3;i<=s;i=i+2) if(a ) { for(j=i*i;j<N;j+=i) a[j]=0; } } int main() { s...

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