255698_0_16917.cpp: In function `int main()':
255698_0_16917.cpp:6: error: `cin' undeclared (first use this function)
255698_0_16917.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
255698_0_16917.cpp:8: error: `sqrt' undeclared (first use this function)
255698_0_16917.cpp:9: error: `cout' undeclared (first use this function)
255698_0_16917.cpp:9: error: `ios' has not been declared
255698_0_16917.cpp:9: error: `fixed' undeclared (first use this function)
255698_0_16917.cpp:9: error: `setiosflags' undeclared (first use this function)
255698_0_16917.cpp:9: error: `setprecision' undeclared (first use this function)
255698_0_16917.cpp:10: error: `endl' undeclared (first use this function)
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