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- #include <stdio.h>
- #include <unistd.h>
- #include <stdlib.h>
- int main(int argc, char * argv[]){
- pid_t pid = 0;
- int i;
- for(i = 0; i < strlen(argv[1]); i++){
- pid = fork();
- if(pid == 0) {
- printf("%c",argv[1] [strlen(argv[1]) - i - 1]);
- break;
- }
- else if (pid < 0) printf("%d",pid);
- else usleep(10);
- }
- if(pid > 0) printf("\n");
- }
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