提出 #63555954

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ソースコード 拡げる

//People who believe in miracles are as amazing as miracles themselves.
#include<bits/stdc++.h>
#define ll long long
using namespace std;
inline ll read(){
    ll x=0,f=1;char ch=getchar();
    while(ch<'0'||ch>'9'){if(ch=='-') f=-f;ch=getchar();}
    while(ch>='0'&&ch<='9')x=(x<<3)+(x<<1)+(ch^48),ch=getchar();
    return x*f;
}

vector<int> vc(100,0);

inline void solve(){
    for(int op,x,n=read();n;--n){
        op=read();
        if(op==1) vc.emplace_back(read());
        else printf("%d\n",vc.back()),vc.pop_back();
    }
}

signed main(){
#ifndef ONLINE_JUDGE
    freopen("../1.in","r",stdin);
    freopen("../1.out","w",stdout);
#endif
    return solve(),0;
}

提出情報

コンパイルエラー

Main.cpp: In function ‘void solve()’:
Main.cpp:15:16: warning: unused variable ‘x’ [-Wunused-variable]
   15 |     for(int op,x,n=read();n;--n){
      |                ^

ジャッジ結果