#include <stdio.h>#include <unistd.h>#include <stdlib.h>/**# always to print to stdout and stderr.g++ python.subprocess.cpp -o python.subprocess*/intmain(intargc,char**argv){if(argc<=2){printf("Usage: <%s> <interval_ms> <max_loop>\n"" %s 50 100000\n",argv[0],argv[0]);exit(-1);return-1;}intinterval_ms=::atoi(argv[1]);intmax_loop=::atoi(argv[2]);printf("always to print to stdout and stderr.\n");printf("interval: %d ms\n",interval_ms);printf("max_loop: %d\n",max_loop);for(inti=0;i<max_loop;i++){fprintf(stdout,"always to print to stdout and stderr. interval=%dms, max=%d, current=%d\n",interval_ms,max_loop,i);fprintf(stderr,"always to print to stdout and stderr. interval=%dms, max=%d, current=%d\n",interval_ms,max_loop,i);if(interval_ms>0){usleep(interval_ms*1000);}}return0;}