Submission #72144076

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
char* sousa(const char* str) {
  char* result = malloc(strlen(str) * 2 + 1);
  int i, combo = 1, pos = 0;
  if (result == NULL) exit(2);
  if (*str == '\0') {
    result[0] = '\0';
    return result;
  }
  for (i = 1; ; i++) {
    if (str[i] != str[i - 1]) {
      pos += sprintf(result + pos, "%d%c", combo, str[i - 1]);
      combo = 1;
      if (str[i] == '\0') {
        result[pos] = '\0';
        return result;
      }
    } else {
 
 
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>

char* sousa(const char* str) {
	char* result = malloc(strlen(str) * 2 + 1);
	int i, combo = 1, pos = 0;
	if (result == NULL) exit(2);
	if (*str == '\0') {
		result[0] = '\0';
		return result;
	}
	for (i = 1; ; i++) {
		if (str[i] != str[i - 1]) {
			pos += sprintf(result + pos, "%d%c", combo, str[i - 1]);
			combo = 1;
			if (str[i] == '\0') {
				result[pos] = '\0';
				return result;
			}
		} else {
			combo++;
		}
	}
}

int main(void) {
	int n, i;
	char *str = malloc(128);
	if (str == NULL) return 2;
	if (scanf("%d", &n) != 1) return 1;
	if (scanf("%127s", str) != 1) return 1;
	for (i = 0; i < n; i++) {
		char *newstr = sousa(str);
		free(str);
		str = newstr;
	}
	puts(str);
	free(str);
	return 0;
}

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