Decryption Code in c/c++. Enter 1-2 lines of code to replace "/*your code here*/ to make the decryption work.

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#include #include #include void check(int argc, char* argv[]) { if (argc != 2) { puts("usage: $ ./decrypt keychar"); exit(1); } if (! isalpha(argv[1] [0])) { puts("key character must be alphabetical"); exit(1); } if (argv[1][0] != toupper(argv[1][0])) { puts("key character must be upper case"); exit(1); } } int main(int argc, char* argv[]) { check (argc, argv); char k argv[1][0]; printf("key = %c ",k); FILE* input stdin; FILE* output = stdout; char c; while ((c=getc(input)) != EOF) { /*YOUR CODE HERE*/ putc(c,output); } } #include #include #include void check(int argc, char* argv[]) { if (argc != 2) { puts("usage: $ ./decrypt keychar"); exit(1); } if (! isalpha(argv[1] [0])) { puts("key character must be alphabetical"); exit(1); } if (argv[1][0] != toupper(argv[1][0])) { puts("key character must be upper case"); exit(1); } } int main(int argc, char* argv[]) { check (argc, argv); char k argv[1][0]; printf("key = %c ",k); FILE* input stdin; FILE* output = stdout; char c; while ((c=getc(input)) != EOF) { /*YOUR CODE HERE*/ putc(c,output); } }