用最简单的c语言输入为由空格分隔的5个非空字符串，每个字符串不包括空格、制表符、换行符等空白字符，长度小于80。

char str1[80] = "字符串1";
char str2[80] = "字符串2";
char str3[80] = "字符串3";
char str4[80] = "字符串4";
char str5[80] = "字符串5";