Python to c converter tool

def krushkal(connections):
from queue import PriorityQueue
from collections import defaultdict
def find(u): return root[u]
def union(u,v):
root[v] = u
children[u].append(v)
def reduceRank(u,v):
while children[v]:
child=children[v].pop()
root[child]=u
children[u].append(child)
E=len(connections)
children=defaultdict(list)
pq=PriorityQueue()#minHeap
vertices=set()#switches
for u,v,c in connections:
pq.put((c,u,v))
vertices.add(u)
vertices.add(v)
root = {v: v for v in vertices}
V = len(vertices)
ans=[]
minCost=0
e=0
while V-1!=e:#number of edges in resulting connections will v-1
c,u,v=pq.get()
r1=find(u)
r2=find(v)
if r1!=r2:
ans.append((u, v, c))
if r1!=u: u=r1
if r2!=v: v=r2
union(u,v)
e += 1
reduceRank(u,v)
minCost+=c
return ans,minCost

Python to c converter tool

#include <iostream>
#include <cmath>
using namespace std;
int main(){
int i,n,a=0,b=1,k;
cin>>n;
for(i=1;i<=n;i++)
{
k=b;
b=a+b;
a=k;
}
cout<<b;
}

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