View Compilation Error

0_0_31651045_8561.cpp: In function 'int main()':
0_0_31651045_8561.cpp:31:20: error: 'max' was not declared in this scope
    if(max(a[1],a[2])<=min(a[3],a[4])||max(a[3],a[4])<=min(a[1],a[2])||max(b[1],b[2])<=min(b[3],b[4])||max(b[3],b[4])<=min(b[1],b[2]))
                    ^
0_0_31651045_8561.cpp:31:36: error: 'min' was not declared in this scope
    if(max(a[1],a[2])<=min(a[3],a[4])||max(a[3],a[4])<=min(a[1],a[2])||max(b[1],b[2])<=min(b[3],b[4])||max(b[3],b[4])<=min(b[1],b[2]))
                                    ^