Given a number, write a Python program to count number of trailing zeros in factorial of N. Formula used Trailing 0s in N! = Count of 5s in prime factors of n! = floor(n/5) + floor(n/25) + floor(n/125) + ... Example Input...
C++ code to find trailing zeros in factorial of a number #include<bits/stdc++.h>usingnamespacestd;inttrailingZeros(intn){intcount=0;if(n<0)return-1;for(inti=5;n/i>0;i*=5){count+=n/i;}returncount;}intmain(){intn;cout<<"enter input,n"<<endl;cin>>n;if(trailingZeros(n))cout...
class Solution{public:inttrailingZeroes(intn){intr=0;while(n>=5){r+=n/5;n/=5;}returnr;}}; See also the Python solutions to compute the number of trailing zeros for a Factorial number:Teaching Kids Programming – Compute the Number of Trailing Zeros for Factorial N –EOF (The Ultimate...
public int trailingZeroes(int n) { int result = 0; while(n > 0){ n = n/5; result += n; } return result; } } 需要注意 个别数 5^n;
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