View Compilation Error

0_0_17048242_27307.cpp: In function 'int main()':
0_0_17048242_27307.cpp:28:42: error: 'max' was not declared in this scope
     dp[j] = max(dp[j],dp[j - M[i]] * p[i]);//这里的每次成功的概率需要进行乘法运算，因为是两次成功的概率所以是乘法
                                          ^
0_0_17048242_27307.cpp:28:42: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
                 from 0_0_17048242_27307.cpp:4:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3454:5: note:   'std::max'
     max(initializer_list<_Tp> __l, _Compare __comp)
     ^