#include

#include

#include

#include

#include

#include

#include

#include

#include

#include

char* readline();

char* ltrim(char*);

char* rtrim(char*);

int parse_int(char*);

/*

* Complete the 'combineParts' function below.

*

* The function is expected to return an INTEGER.

* The function accepts INTEGER_ARRAY parts as parameter.

*/

int combineParts(int parts_count, int* parts)

{

}

int main()

{

FILE* fptr = fopen(getenv("OUTPUT_PATH"), "w");

int parts_count = parse_int(ltrim(rtrim(readline())));

int* parts = malloc(parts_count * sizeof(int));

for (int i = 0; i < parts_count; i++) {

int parts_item = parse_int(ltrim(rtrim(readline())));

*(parts + i) = parts_item;

}

int result = combineParts(parts_count, parts);

fprintf(fptr, "%d ", result);

fclose(fptr);

return 0;

}

char* readline() {

size_t alloc_length = 1024;

size_t data_length = 0;

char* data = malloc(alloc_length);

while (true) {

char* cursor = data + data_length;

char* line = fgets(cursor, alloc_length - data_length, stdin);

if (!line) {

break;

}

data_length += strlen(cursor);

if (data_length < alloc_length - 1 || data[data_length - 1] == ' ') {

break;

}

alloc_length <<= 1;

data = realloc(data, alloc_length);

if (!data) {

data = '\0';

break;

}

}

if (data[data_length - 1] == ' ') {

data[data_length - 1] = '\0';

data = realloc(data, data_length);

if (!data) {

data = '\0';

}

} else {

data = realloc(data, data_length + 1);

if (!data) {

data = '\0';

} else {

data[data_length] = '\0';

}

}

return data;

}

char* ltrim(char* str) {

if (!str) {

return '\0';

}

if (!*str) {

return str;

}

while (*str != '\0' && isspace(*str)) {

str++;

}

return str;

}

char* rtrim(char* str) {

if (!str) {

return '\0';

}

if (!*str) {

return str;

}

char* end = str + strlen(str) - 1;

while (end >= str && isspace(*end)) {

end--;

}

*(end + 1) = '\0';

return str;

}

int parse_int(char* str) {

char* endptr;

int value = strtol(str, &endptr, 10);

if (endptr == str || *endptr != '\0') {

exit(EXIT_FAILURE);

}

return value;

}