0_0_30326658_8394.c:8:5: error: variably modified 'f' at file scope
int f[maxn],g[maxn];
^
0_0_30326658_8394.c:8:13: error: variably modified 'g' at file scope
int f[maxn],g[maxn];
^
0_0_30326658_8394.c: In function 'solve':
0_0_30326658_8394.c:15:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0;i<n;i++) scanf("%d",&f[i]);
^
0_0_30326658_8394.c:15:3: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_30326658_8394.c:16:11: error: redefinition of 'i'
for(int i=0;i<n;i++) scanf("%d",&g[i]);
^
0_0_30326658_8394.c:15:11: note: previous definition of 'i' was here
for(int i=0;i<n;i++) scanf("%d",&f[i]);
^
0_0_30326658_8394.c:16:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0;i<n;i++) scanf("%d",&g[i]);
^
0_0_30326658_8394.c:18:11: error: redefinition of 'i'
for(int i=n-1;i>=0;i--){
^
0_0_30326658_8394.c:16:11: note: previous definition of 'i' was here
for(int i=0;i<n;i++) scanf("%d",&g[i]);
^
0_0_30326658_8394.c:18:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=n-1;i>=0;i--){
^
0_0_30326658_8394.c:22:11: error: redefinition of 'i'
for(int i=n-1;i>=0;i--){
^
0_0_30326658_8394.c:18:11: note: previous definition of 'i' was here
for(int i=n-1;i>=0;i--){
^
0_0_30326658_8394.c:22:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=n-1;i>=0;i--){
^
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