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Simplified an if statement.

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Deathsbreed 2014-11-04 11:44:52 -06:00
parent fd31a58e26
commit 5c1c5654d1
1 changed files with 1 additions and 1 deletions
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src/main.c
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@ -54,7 +54,7 @@ int main(int argc, char **argv) {
} else { } else {
int i = 0; int i = 0;
while(argv[1][i] != '\0') { // While argv[1][i] is not equal to NULL (can't use NULL for pointers) while(argv[1][i] != '\0') { // While argv[1][i] is not equal to NULL (can't use NULL for pointers)
if(isdigit(argv[1][i] - '0') != 0) { // if argv[1][i] is not a number between 0 and 9 if(isdigit(argv[1][i] - '0')) { // if argv[1][i] is not a number between 0 and 9
printf("You did not specify a number.\n"); printf("You did not specify a number.\n");
printf("Usage: %s [num_trials]\n", argv[0]); printf("Usage: %s [num_trials]\n", argv[0]);
return 1; return 1;