int max(int a,int b);
main()
{

    int x,y,2;
    intmax(int a,int b);
    printf("input two numders;\n");
    scanf("%d%d",&x,&y);
    z=max(x,y);
    printf(maxmum=%d"z);

}

int max(int a,int b)
{
    if(a>b)return a;else return b;
}

--------------------Configuration: Hello warld - Win32 Debug--------------------
Compiling...
Hello warld.c
C:\桌面\Hello warld\Hello warld.c(5) : error C2059: syntax error : 'constant'
C:\桌面\Hello warld\Hello warld.c(6) : warning C4013: 'intmax' undefined; assuming extern returning int
C:\桌面\Hello warld\Hello warld.c(6) : error C2143: syntax error : missing ')' before 'type'
C:\桌面\Hello warld\Hello warld.c(6) : error C2059: syntax error : ')'
C:\桌面\Hello warld\Hello warld.c(7) : warning C4013: 'printf' undefined; assuming extern returning int
C:\桌面\Hello warld\Hello warld.c(8) : warning C4013: 'scanf' undefined; assuming extern returning int
C:\桌面\Hello warld\Hello warld.c(9) : error C2065: 'z' : undeclared identifier
C:\桌面\Hello warld\Hello warld.c(10) : error C2065: 'maxmum' : undeclared identifier
C:\桌面\Hello warld\Hello warld.c(10) : error C2059: syntax error : '%'
C:\桌面\Hello warld\Hello warld.c(10) : error C2001: newline in constant
C:\桌面\Hello warld\Hello warld.c(16) : error C2181: illegal else without matching if
C:\桌面\Hello warld\Hello warld.c(16) : error C2065: 'b' : undeclared identifier
执行 cl.exe 时出错.

Hello warld.obj - 1 error(s), 0 warning(s)