c++中,strcpy()和strcat(),str+2又是什么意思?#include #include main() { char *p1="abc",*p2="ABC",str[50]="xyz"; strcpy(str+2,strcat(p1,p2)); printf("%s\n",str); } A.xyzabcABC B.zabcABC C.xyabcABC D.yzabcABC
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