C++ 入门练习：商场打折优惠计算
#include\x20
int\x20main()\x20{ \x20\x20int\x20N; \x20\x20cin\x20>>\x20N; \x20\x20int\x20total\x20=\x200; \x20\x20for\x20(int\x20i\x20=\x200; i\x20<\x20N; i++)\x20{ \x20\x20\x20\x20int\x20price; \x20\x20\x20\x20cin\x20>>\x20price; \x20\x20\x20\x20total\x20+=\x20price; \x20\x20} \x20\x20if\x20(total\x20>\x20100)\x20{ \x20\x20\x20\x20total\x20=\x20total\x20-\x20(total\x20-\x20100)\x20*\x200.1; \x20\x20} \x20\x20cout\x20<<\x20fixed\x20<<\x20setprecision(2)\x20<<\x20total\x20<<\x20endl; \x20\x20return\x200; }
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