reduced puts usage

src/main.c

@@ -22,18 +22,18 @@
  *  \param[in] t_exit_code Code de sortie du processus
  */
 void help(int t_exit_code) {
-  puts("Usage:");
-  puts("surfaces-unies -i path [-o path] [-options]\n");
-  puts("The default action is to compress the mandatory input image to a .su");
-  puts("file saved in the current directory.");
-  puts("The input image MUST be saved in the ppm format.");
-  puts("Options available:");
-  puts("-h --help\n\tdisplay the current message");
-  puts("-i --input\n\tpath to the input file (MANDATORY)");
-  puts("-o --output");
-  puts("\tpath to the output file (if the file already exists, it will be\n");
-  puts("-c --compress\n\tcompress the input file");
-  puts("-u --uncompress\n\tuncompresses the input file to the output file.");
+  puts("Usage:\n\
+surfaces-unies -i path [-o path] [-options]\n\n\
+The default action is to compress the mandatory input image to a .su\n\
+file saved in the current directory.\n\
+The input image MUST be saved in the ppm format.\n\
+Options available:\n\
+-h --help\n\tdisplay the current message\n\
+-i --input\n\tpath to the input file (MANDATORY)\n\
+-o --output\n\
+\tpath to the output file (if the file already exists, it will be overwritten)\n\
+-c --compress\n\tcompress the input file\n\
+-u --uncompress\n\tuncompresses the input file to the output file.");
   exit(t_exit_code);
 }