Submission #35673352

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define rep(i,n) for(int i = 0;i<(int)(n);i++)
#define repi(i,a,b) for(int i = int(a);i < int(b);i++)
#define all(x) (x).begin(),(x).end()
#define F first
#define S second
#define pb push_back
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
const long long INF = 1LL << 60;

int main() {
  string x;
  int k;
  cin>>x>>k;
  vector<int> a;
  rep(i,x.size()){
    int q=x[i]-'0';
    a.pb(q);
  }
  reverse(all(a));
  a.pb(0);
  rep(i,k){
    if(i+1>a.size()){
      cout<<0<<endl;
      return 0;
    }
    if(a[i]>=5){
      a[i]=0;
      a[i+1]++;
      int j=i+1;
      while(a[j]==10){
        a[j+1]++;
        a[j]=0;
        j++;
      }
    }
    if(a[i]<5){
      a[i]=0;
    }
  }
  reverse(all(a));
  if(a[0]==0&&a[1]==0){
    cout<<0<<endl;
    return 0;
  }
  rep(i,a.size()){
    if(i==0&&a[i]!=0){
      cout<<a[i];
    }
    else if(i==0){
      continue;
    }
    else cout<<a[i];
  }
}
  

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:26:11: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   26 |     if(i+1>a.size()){
      |        ~~~^~~~~~~~~

Judge Result