0_0_34076792_4612.cpp: In function 'bool cmp1(bill, bill)':
0_0_34076792_4612.cpp:11:27: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
return strcmp(a.pla,b.pla)>0;
^
0_0_34076792_4612.cpp: In function 'bool cmp2(bill, bill)':
0_0_34076792_4612.cpp:15:23: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
if(strcmp(a.pla,b.pla)==0)
^
0_0_34076792_4612.cpp:16:29: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
return strcmp(a.name,b.name)<0;
^
0_0_34076792_4612.cpp: In function 'int main()':
0_0_34076792_4612.cpp:38:32: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
if(strcmp(a[j].pla,a[i].pla)==0)//同一个地名下细分品种
^
0_0_34076792_4612.cpp:40:35: error: cannot convert 'std::string {aka std::basic_string<char>}' to 'const char*' for argument '1' to 'int strcmp(const char*, const char*)'
if(strcmp(a[j].name,a[i].name)==0)//品种相同
^
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