C Language exercises in Linux: obtain five strings from the keyboard and sort the strings using pointer arrays.

C Language exercises in Linux: obtain five strings from the keyboard and sort the strings using pointer arrays.

C Language exercises in Linux: obtain five strings from the keyboard and Use Pointer arrays to sort strings

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Int main () {int I, j; char * str [5]; char * tmp = (char *) malloc (sizeof (char) * 20 ); char * tmp1 = tmp; for (I = 0; I <5; ++ I) {str [I] = (char *) malloc (sizeof (char) * 20 ); if (NULL = str [I]) {printf ("memory allocation failed \ n"); exit (1 );}} printf ("Please enter a string \ n"); for (I = 0; I <5; ++ I) {scanf ("% s ", str [I]) ;}for (I = 0; I <5; ++ I) {for (j = 0; j <4-I; ++ j) {if (strcmp (str [j], str [j + 1])> 0) {tmp = str [j]; str [j] = str [j + 1]; str [j + 1] = tmp;} tmp = tmp1 ;}for (I = 0; I <5; ++ I) {printf ("% s \ t ", str [I]);} printf ("\ n"); return 0 ;}