View Compilation Error

0_0_26258840_23406.c: In function 'main':
0_0_26258840_23406.c:9:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
  for (int i=0;i<=n;i++){
  ^
0_0_26258840_23406.c:9:2: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_26258840_23406.c:10:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
   for (int j=0;j<=n;j++){
   ^
0_0_26258840_23406.c:14:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
  for (int k=0;k<=n;k++){
  ^
0_0_26258840_23406.c:15:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
   for (int i=0;i<=n;i++){
   ^
0_0_26258840_23406.c:16:4: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
    for (int j=0;j<=n;j++){ 
    ^