Submission #16376

#TimeUsernameProblemLanguageResultExecution timeMemory
16376eaststar제곱근 구하기 1 (gs13068_sqrt1)C++14
1 / 1
0 ms1084 KiB
#include <stdio.h>
int main(){
    long long i,n;
    scanf("%lld",&n);
    for(i=1;i*i<=n;++i);
    --i;
    printf("%lf",i+(double)(n-i*i)/(i*2+1));
    return 0;
}
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