0_0_24524076_15096.c: In function 'main':
0_0_24524076_15096.c:6:5: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for (int k = 1; k <= t; k++) {
^
0_0_24524076_15096.c:6:5: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_24524076_15096.c:10:5: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for (int i = 1; i <= n; i++) {
^
0_0_24524076_15096.c:16:14: error: redefinition of 'i'
for (int i = 1; i <= n; i++) {
^
0_0_24524076_15096.c:10:14: note: previous definition of 'i' was here
for (int i = 1; i <= n; i++) {
^
0_0_24524076_15096.c:16:5: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for (int i = 1; i <= n; i++) {
^
0_0_24524076_15096.c:29:18: error: redefinition of 'i'
for (int i = start; i <= end; i++) {
^
0_0_24524076_15096.c:16:14: note: previous definition of 'i' was here
for (int i = 1; i <= n; i++) {
^
0_0_24524076_15096.c:29:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for (int i = start; i <= end; i++) {
^
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