forked from OSchip/llvm-project
35 lines
757 B
C++
35 lines
757 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <stack>
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// void pop();
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#include <stack>
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#include <cassert>
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int main()
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{
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std::stack<int> q;
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assert(q.size() == 0);
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q.push(1);
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q.push(2);
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q.push(3);
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assert(q.size() == 3);
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assert(q.top() == 3);
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q.pop();
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assert(q.size() == 2);
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assert(q.top() == 2);
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q.pop();
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assert(q.size() == 1);
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assert(q.top() == 1);
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q.pop();
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assert(q.size() == 0);
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}
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