警告 c4047: ‘ initializing': ‘ char'与‘ char [2]'的间接级别不同

#include <stdio.h>

struct stu
{
    int num;
    char name[50];
    char sex;
    float score;
};

int main( void )
{
    struct stu boy[5] = { {101, "Li ping",    'M', 45.0f }
                        , {102, "Zhang ping", 'M', 62.5f }
                        , {103, "He fang",    'F', 92.5f }
                        , {104, "Cheng ling", 'F', 87.0f }
                        , {105, "Wang ming",  'M', 58.0f } };

    float sum = 0;
    unsigned failures = 0;
    const size_t count = sizeof(boy)/sizeof(*boy);
    for( size_t i=0; i!=count; ++i )
    {
        sum += boy[i].score;
        if( boy[i].score < 60 )
            ++failures;
    }

    printf( "sum = %.1f\n", sum );
    printf( "average = %.2f\n", sum/count );
    printf( "Number of failures = %u\n", failures );
}