Submission #73212995

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
using ll=long long;
using ull=unsigned long long;
template<typename T>using vec=vector<T>;
template<typename T>using mat=vec<vec<T>>;
#define rep(n) for(ll i=0;i<(ll)(n);++i)
#define all(A) A.begin(),A.end()
#define rall(A) A.rbegin(),A.rend()
template<typename T>
istream&operator>>(istream&os,vec<T>&V) {
  rep(V.size())os>>V[i];return os;}
template<typename T>
ostream&operator<<(ostream&os,const vec<T>&V) {
  os<<V[0];rep(V.size()-1)os<<" "<<V[i+1];return os;}
template<typename T1,typename T2>
ostream&operator<<(ostream&os,pair<T1,T2>p) {
  os<<"("<<p.first<<","<<p.second<<")";return os;}
template<typename T>
inline bool in_range(const ll y, const ll x, const mat<T>&M) {
  return y>=0&&y<<M.size()&&x>=0&&x<M[0].size();} 
constexpr int inf = (1<<30)-1;
constexpr ll infl = 1LL<<60;

void solve() {
  ll n;
  cin >> n;
  ll c = 0;
  char l, r;
  cin >> l >> r;
  while (--n) {
    cin >> l;
    if (r == l) ++c;
    cin >> r;
  }
  cout << c << endl;
  return;
}

int main() {
  solve();
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function 'std::istream& operator>>(std::istream&, vec<T>&)':
./Main.cpp:7:16: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    7 | #define rep(n) for(ll i=0;i<(ll)(n);++i)
      |                ^~~
./Main.cpp:12:3: note: in expansion of macro 'rep'
   12 |   rep(V.size())os>>V[i];return os;}
      |   ^~~
./Main.cpp:12:25: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   12 |   rep(V.size())os>>V[i];return os;}
      |                         ^~~~~~

Judge Result