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lab3_task11.c
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lab3_task11.c
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#include <stdio.h>
#include <string.h>
void twoDimensional() {
FILE *fin = fopen("input.txt", "r");
int arr[1000][1000];
int rows = 0, columns = 0;
while(!feof(fin)) {
char *s = NULL, num[10000];
size_t size = 0;
getline(&s, &size, fin);
char *ptr = &s[0];
int cur = 0, cnt = 0;
while(1) {
if(*ptr != ' ' && *ptr != '\0' && *ptr != '\n') {
num[cur] = *ptr;
cur++;
} else {
int step = 1, value = 0;
for(int i = cur - 1; i >= 0; i--) {
value += (num[i] - '0') * step;
step *= 10;
}
cur = 0;
arr[rows][cnt] = value;
cnt++;
}
if(*ptr == '\0')
break;
ptr++;
}
columns = cnt;
rows++;
}
fclose(fin);
for(int i = 0; i < rows; i++) {
for(int j = 0; j < columns; j++) {
printf("%d ", arr[i][j]);
}
printf("\n");
}
}
int main() {
twoDimensional();
}